Home / 16,856.93-23,267.18-9,785.63

Finding the Fourth Proportional to 16,856.93, 23,267.18 and 9,785.63

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Solution

The fourth proportional to 16,856.93, 23,267.18 and 9,785.63 is: 13,506.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.93 : 23,267.18 = 9,785.63 : x
  2. Step 2: Convert to fraction form
    16,856.93/23,267.18 = 9,785.63/x
  3. Step 3: Cross multiply
    16,856.93x = 23,267.18 × 9,785.63
  4. Step 4: Simplify right side
    16,856.93x = 227,684,014.62
  5. Step 5: Solve for x
    x = 227,684,014.62/16,856.93
  6. Step 6: Final answer
    x = 13,506.85

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Half scale
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Double scale
Find fourth proportional to 16,857.93, 23,268.56 and 9,786.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.