Home / 16,280.16-22,467.12-9,206.43

Finding the Fourth Proportional to 16,280.16, 22,467.12 and 9,206.43

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Solution

The fourth proportional to 16,280.16, 22,467.12 and 9,206.43 is: 12,705.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280.16 : 22,467.12 = 9,206.43 : x
  2. Step 2: Convert to fraction form
    16,280.16/22,467.12 = 9,206.43/x
  3. Step 3: Cross multiply
    16,280.16x = 22,467.12 × 9,206.43
  4. Step 4: Simplify right side
    16,280.16x = 206,841,967.58
  5. Step 5: Solve for x
    x = 206,841,967.58/16,280.16
  6. Step 6: Final answer
    x = 12,705.16

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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.