Home / 23,318.36-32,169.08-15,761.92

Finding the Fourth Proportional to 23,318.36, 32,169.08 and 15,761.92

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Solution

The fourth proportional to 23,318.36, 32,169.08 and 15,761.92 is: 21,744.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,318.36 : 32,169.08 = 15,761.92 : x
  2. Step 2: Convert to fraction form
    23,318.36/32,169.08 = 15,761.92/x
  3. Step 3: Cross multiply
    23,318.36x = 32,169.08 × 15,761.92
  4. Step 4: Simplify right side
    23,318.36x = 507,046,465.43
  5. Step 5: Solve for x
    x = 507,046,465.43/23,318.36
  6. Step 6: Final answer
    x = 21,744.52

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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.