Home / 55,388.72-83,070.66-15,937.04

Finding the Fourth Proportional to 55,388.72, 83,070.66 and 15,937.04

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Solution

The fourth proportional to 55,388.72, 83,070.66 and 15,937.04 is: 23,901.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,388.72 : 83,070.66 = 15,937.04 : x
  2. Step 2: Convert to fraction form
    55,388.72/83,070.66 = 15,937.04/x
  3. Step 3: Cross multiply
    55,388.72x = 83,070.66 × 15,937.04
  4. Step 4: Simplify right side
    55,388.72x = 1,323,900,431.25
  5. Step 5: Solve for x
    x = 1,323,900,431.25/55,388.72
  6. Step 6: Final answer
    x = 23,901.99

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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.