Home / 38,963.70-58,451.83-13,670.24

Finding the Fourth Proportional to 38,963.70, 58,451.83 and 13,670.24

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Solution

The fourth proportional to 38,963.70, 58,451.83 and 13,670.24 is: 20,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,963.70 : 58,451.83 = 13,670.24 : x
  2. Step 2: Convert to fraction form
    38,963.70/58,451.83 = 13,670.24/x
  3. Step 3: Cross multiply
    38,963.70x = 58,451.83 × 13,670.24
  4. Step 4: Simplify right side
    38,963.70x = 799,050,218.10
  5. Step 5: Solve for x
    x = 799,050,218.10/38,963.70
  6. Step 6: Final answer
    x = 20,507.55

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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.