Home / 16,569.13-22,865.40-9,117.13

Finding the Fourth Proportional to 16,569.13, 22,865.40 and 9,117.13

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Solution

The fourth proportional to 16,569.13, 22,865.40 and 9,117.13 is: 12,581.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,569.13 : 22,865.40 = 9,117.13 : x
  2. Step 2: Convert to fraction form
    16,569.13/22,865.40 = 9,117.13/x
  3. Step 3: Cross multiply
    16,569.13x = 22,865.40 × 9,117.13
  4. Step 4: Simplify right side
    16,569.13x = 208,466,824.30
  5. Step 5: Solve for x
    x = 208,466,824.30/16,569.13
  6. Step 6: Final answer
    x = 12,581.64

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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.