Home / 38,337.88-57,507.06-13,377.84

Finding the Fourth Proportional to 38,337.88, 57,507.06 and 13,377.84

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Solution

The fourth proportional to 38,337.88, 57,507.06 and 13,377.84 is: 20,066.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,337.88 : 57,507.06 = 13,377.84 : x
  2. Step 2: Convert to fraction form
    38,337.88/57,507.06 = 13,377.84/x
  3. Step 3: Cross multiply
    38,337.88x = 57,507.06 × 13,377.84
  4. Step 4: Simplify right side
    38,337.88x = 769,320,247.55
  5. Step 5: Solve for x
    x = 769,320,247.55/38,337.88
  6. Step 6: Final answer
    x = 20,066.84

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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.