Home / 57,748.72-86,622.92-22,663.84

Finding the Fourth Proportional to 57,748.72, 86,622.92 and 22,663.84

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Solution

The fourth proportional to 57,748.72, 86,622.92 and 22,663.84 is: 33,995.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,748.72 : 86,622.92 = 22,663.84 : x
  2. Step 2: Convert to fraction form
    57,748.72/86,622.92 = 22,663.84/x
  3. Step 3: Cross multiply
    57,748.72x = 86,622.92 × 22,663.84
  4. Step 4: Simplify right side
    57,748.72x = 1,963,207,999.21
  5. Step 5: Solve for x
    x = 1,963,207,999.21/57,748.72
  6. Step 6: Final answer
    x = 33,995.70

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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.