Home / 25,590.74-38,299.35-15,736.22

Finding the Fourth Proportional to 25,590.74, 38,299.35 and 15,736.22

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Solution

The fourth proportional to 25,590.74, 38,299.35 and 15,736.22 is: 23,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,590.74 : 38,299.35 = 15,736.22 : x
  2. Step 2: Convert to fraction form
    25,590.74/38,299.35 = 15,736.22/x
  3. Step 3: Cross multiply
    25,590.74x = 38,299.35 × 15,736.22
  4. Step 4: Simplify right side
    25,590.74x = 602,686,997.46
  5. Step 5: Solve for x
    x = 602,686,997.46/25,590.74
  6. Step 6: Final answer
    x = 23,550.98

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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.