Home / 16,856.81-23,261.96-9,303.04

Finding the Fourth Proportional to 16,856.81, 23,261.96 and 9,303.04

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Solution

The fourth proportional to 16,856.81, 23,261.96 and 9,303.04 is: 12,837.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.81 : 23,261.96 = 9,303.04 : x
  2. Step 2: Convert to fraction form
    16,856.81/23,261.96 = 9,303.04/x
  3. Step 3: Cross multiply
    16,856.81x = 23,261.96 × 9,303.04
  4. Step 4: Simplify right side
    16,856.81x = 216,406,944.36
  5. Step 5: Solve for x
    x = 216,406,944.36/16,856.81
  6. Step 6: Final answer
    x = 12,837.95

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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.