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Finding the Fourth Proportional to 48,681.68, 73,028.84 and 17,089.47

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Solution

The fourth proportional to 48,681.68, 73,028.84 and 17,089.47 is: 25,636.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,681.68 : 73,028.84 = 17,089.47 : x
  2. Step 2: Convert to fraction form
    48,681.68/73,028.84 = 17,089.47/x
  3. Step 3: Cross multiply
    48,681.68x = 73,028.84 × 17,089.47
  4. Step 4: Simplify right side
    48,681.68x = 1,248,024,084.87
  5. Step 5: Solve for x
    x = 1,248,024,084.87/48,681.68
  6. Step 6: Final answer
    x = 25,636.42

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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.