Home / 37,285.53-51,454.98-20,290.70

Finding the Fourth Proportional to 37,285.53, 51,454.98 and 20,290.70

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Solution

The fourth proportional to 37,285.53, 51,454.98 and 20,290.70 is: 28,001.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,285.53 : 51,454.98 = 20,290.70 : x
  2. Step 2: Convert to fraction form
    37,285.53/51,454.98 = 20,290.70/x
  3. Step 3: Cross multiply
    37,285.53x = 51,454.98 × 20,290.70
  4. Step 4: Simplify right side
    37,285.53x = 1,044,057,305.41
  5. Step 5: Solve for x
    x = 1,044,057,305.41/37,285.53
  6. Step 6: Final answer
    x = 28,001.68

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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.