Home / 39,160.55-58,747.52-15,455.72

Finding the Fourth Proportional to 39,160.55, 58,747.52 and 15,455.72

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Solution

The fourth proportional to 39,160.55, 58,747.52 and 15,455.72 is: 23,186.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,160.55 : 58,747.52 = 15,455.72 : x
  2. Step 2: Convert to fraction form
    39,160.55/58,747.52 = 15,455.72/x
  3. Step 3: Cross multiply
    39,160.55x = 58,747.52 × 15,455.72
  4. Step 4: Simplify right side
    39,160.55x = 907,984,848.80
  5. Step 5: Solve for x
    x = 907,984,848.80/39,160.55
  6. Step 6: Final answer
    x = 23,186.22

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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.