Home / 16,856.19-23,261.45-9,782.46

Finding the Fourth Proportional to 16,856.19, 23,261.45 and 9,782.46

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Solution

The fourth proportional to 16,856.19, 23,261.45 and 9,782.46 is: 13,499.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.19 : 23,261.45 = 9,782.46 : x
  2. Step 2: Convert to fraction form
    16,856.19/23,261.45 = 9,782.46/x
  3. Step 3: Cross multiply
    16,856.19x = 23,261.45 × 9,782.46
  4. Step 4: Simplify right side
    16,856.19x = 227,554,155.25
  5. Step 5: Solve for x
    x = 227,554,155.25/16,856.19
  6. Step 6: Final answer
    x = 13,499.74

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Half scale
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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.