Home / 16,397.41-22,627.51-9,681.49

Finding the Fourth Proportional to 16,397.41, 22,627.51 and 9,681.49

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Solution

The fourth proportional to 16,397.41, 22,627.51 and 9,681.49 is: 13,359.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,397.41 : 22,627.51 = 9,681.49 : x
  2. Step 2: Convert to fraction form
    16,397.41/22,627.51 = 9,681.49/x
  3. Step 3: Cross multiply
    16,397.41x = 22,627.51 × 9,681.49
  4. Step 4: Simplify right side
    16,397.41x = 219,068,011.79
  5. Step 5: Solve for x
    x = 219,068,011.79/16,397.41
  6. Step 6: Final answer
    x = 13,359.92

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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.