Home / 16,502.08-22,772.64-9,428.32

Finding the Fourth Proportional to 16,502.08, 22,772.64 and 9,428.32

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Solution

The fourth proportional to 16,502.08, 22,772.64 and 9,428.32 is: 13,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,502.08 : 22,772.64 = 9,428.32 : x
  2. Step 2: Convert to fraction form
    16,502.08/22,772.64 = 9,428.32/x
  3. Step 3: Cross multiply
    16,502.08x = 22,772.64 × 9,428.32
  4. Step 4: Simplify right side
    16,502.08x = 214,707,737.16
  5. Step 5: Solve for x
    x = 214,707,737.16/16,502.08
  6. Step 6: Final answer
    x = 13,010.95

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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.