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Finding the Fourth Proportional to 52,575.71, 78,797.93 and 26,287.97

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Solution

The fourth proportional to 52,575.71, 78,797.93 and 26,287.97 is: 39,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,575.71 : 78,797.93 = 26,287.97 : x
  2. Step 2: Convert to fraction form
    52,575.71/78,797.93 = 26,287.97/x
  3. Step 3: Cross multiply
    52,575.71x = 78,797.93 × 26,287.97
  4. Step 4: Simplify right side
    52,575.71x = 2,071,437,094.47
  5. Step 5: Solve for x
    x = 2,071,437,094.47/52,575.71
  6. Step 6: Final answer
    x = 39,399.13

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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.