Home / 38,901.60-58,345.97-13,937.94

Finding the Fourth Proportional to 38,901.60, 58,345.97 and 13,937.94

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Solution

The fourth proportional to 38,901.60, 58,345.97 and 13,937.94 is: 20,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,901.60 : 58,345.97 = 13,937.94 : x
  2. Step 2: Convert to fraction form
    38,901.60/58,345.97 = 13,937.94/x
  3. Step 3: Cross multiply
    38,901.60x = 58,345.97 × 13,937.94
  4. Step 4: Simplify right side
    38,901.60x = 813,222,559.41
  5. Step 5: Solve for x
    x = 813,222,559.41/38,901.60
  6. Step 6: Final answer
    x = 20,904.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.