Home / 15,502.74-23,260.32-5,642.70

Finding the Fourth Proportional to 15,502.74, 23,260.32 and 5,642.70

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Solution

The fourth proportional to 15,502.74, 23,260.32 and 5,642.70 is: 8,466.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502.74 : 23,260.32 = 5,642.70 : x
  2. Step 2: Convert to fraction form
    15,502.74/23,260.32 = 5,642.70/x
  3. Step 3: Cross multiply
    15,502.74x = 23,260.32 × 5,642.70
  4. Step 4: Simplify right side
    15,502.74x = 131,251,007.66
  5. Step 5: Solve for x
    x = 131,251,007.66/15,502.74
  6. Step 6: Final answer
    x = 8,466.31

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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.