Home / 38,708.16-58,064.88-15,334.56

Finding the Fourth Proportional to 38,708.16, 58,064.88 and 15,334.56

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Solution

The fourth proportional to 38,708.16, 58,064.88 and 15,334.56 is: 23,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,708.16 : 58,064.88 = 15,334.56 : x
  2. Step 2: Convert to fraction form
    38,708.16/58,064.88 = 15,334.56/x
  3. Step 3: Cross multiply
    38,708.16x = 58,064.88 × 15,334.56
  4. Step 4: Simplify right side
    38,708.16x = 890,399,386.25
  5. Step 5: Solve for x
    x = 890,399,386.25/38,708.16
  6. Step 6: Final answer
    x = 23,002.89

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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.