Home / 16,000.08-22,079.40-9,285.18

Finding the Fourth Proportional to 16,000.08, 22,079.40 and 9,285.18

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Solution

The fourth proportional to 16,000.08, 22,079.40 and 9,285.18 is: 12,813.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000.08 : 22,079.40 = 9,285.18 : x
  2. Step 2: Convert to fraction form
    16,000.08/22,079.40 = 9,285.18/x
  3. Step 3: Cross multiply
    16,000.08x = 22,079.40 × 9,285.18
  4. Step 4: Simplify right side
    16,000.08x = 205,011,203.29
  5. Step 5: Solve for x
    x = 205,011,203.29/16,000.08
  6. Step 6: Final answer
    x = 12,813.14

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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.