Home / 38,167.47-52,671.95-21,171.17

Finding the Fourth Proportional to 38,167.47, 52,671.95 and 21,171.17

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Solution

The fourth proportional to 38,167.47, 52,671.95 and 21,171.17 is: 29,216.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,167.47 : 52,671.95 = 21,171.17 : x
  2. Step 2: Convert to fraction form
    38,167.47/52,671.95 = 21,171.17/x
  3. Step 3: Cross multiply
    38,167.47x = 52,671.95 × 21,171.17
  4. Step 4: Simplify right side
    38,167.47x = 1,115,126,597.25
  5. Step 5: Solve for x
    x = 1,115,126,597.25/38,167.47
  6. Step 6: Final answer
    x = 29,216.68

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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.