Home / 64,681.38-97,007.49-17,937.90

Finding the Fourth Proportional to 64,681.38, 97,007.49 and 17,937.90

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Solution

The fourth proportional to 64,681.38, 97,007.49 and 17,937.90 is: 26,902.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,681.38 : 97,007.49 = 17,937.90 : x
  2. Step 2: Convert to fraction form
    64,681.38/97,007.49 = 17,937.90/x
  3. Step 3: Cross multiply
    64,681.38x = 97,007.49 × 17,937.90
  4. Step 4: Simplify right side
    64,681.38x = 1,740,110,654.87
  5. Step 5: Solve for x
    x = 1,740,110,654.87/64,681.38
  6. Step 6: Final answer
    x = 26,902.81

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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.