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Finding the Fourth Proportional to 37,505.68, 56,338.80 and 22,721.68

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Solution

The fourth proportional to 37,505.68, 56,338.80 and 22,721.68 is: 34,131.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,505.68 : 56,338.80 = 22,721.68 : x
  2. Step 2: Convert to fraction form
    37,505.68/56,338.80 = 22,721.68/x
  3. Step 3: Cross multiply
    37,505.68x = 56,338.80 × 22,721.68
  4. Step 4: Simplify right side
    37,505.68x = 1,280,112,185.18
  5. Step 5: Solve for x
    x = 1,280,112,185.18/37,505.68
  6. Step 6: Final answer
    x = 34,131.16

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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.