Home / 55,042.48-82,538.92-15,590.24

Finding the Fourth Proportional to 55,042.48, 82,538.92 and 15,590.24

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Solution

The fourth proportional to 55,042.48, 82,538.92 and 15,590.24 is: 23,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,042.48 : 82,538.92 = 15,590.24 : x
  2. Step 2: Convert to fraction form
    55,042.48/82,538.92 = 15,590.24/x
  3. Step 3: Cross multiply
    55,042.48x = 82,538.92 × 15,590.24
  4. Step 4: Simplify right side
    55,042.48x = 1,286,801,572.14
  5. Step 5: Solve for x
    x = 1,286,801,572.14/55,042.48
  6. Step 6: Final answer
    x = 23,378.34

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1.5x scale

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.