Home / 37,306.54-51,487.94-21,387.91

Finding the Fourth Proportional to 37,306.54, 51,487.94 and 21,387.91

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Solution

The fourth proportional to 37,306.54, 51,487.94 and 21,387.91 is: 29,518.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,306.54 : 51,487.94 = 21,387.91 : x
  2. Step 2: Convert to fraction form
    37,306.54/51,487.94 = 21,387.91/x
  3. Step 3: Cross multiply
    37,306.54x = 51,487.94 × 21,387.91
  4. Step 4: Simplify right side
    37,306.54x = 1,101,219,426.81
  5. Step 5: Solve for x
    x = 1,101,219,426.81/37,306.54
  6. Step 6: Final answer
    x = 29,518.13

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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.