Home / 16,330.23-22,543.38-9,613.71

Finding the Fourth Proportional to 16,330.23, 22,543.38 and 9,613.71

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Solution

The fourth proportional to 16,330.23, 22,543.38 and 9,613.71 is: 13,271.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,330.23 : 22,543.38 = 9,613.71 : x
  2. Step 2: Convert to fraction form
    16,330.23/22,543.38 = 9,613.71/x
  3. Step 3: Cross multiply
    16,330.23x = 22,543.38 × 9,613.71
  4. Step 4: Simplify right side
    16,330.23x = 216,725,517.74
  5. Step 5: Solve for x
    x = 216,725,517.74/16,330.23
  6. Step 6: Final answer
    x = 13,271.43

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Double scale
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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.