Home / 38,869.70-58,290.24-13,902.98

Finding the Fourth Proportional to 38,869.70, 58,290.24 and 13,902.98

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Solution

The fourth proportional to 38,869.70, 58,290.24 and 13,902.98 is: 20,849.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,869.70 : 58,290.24 = 13,902.98 : x
  2. Step 2: Convert to fraction form
    38,869.70/58,290.24 = 13,902.98/x
  3. Step 3: Cross multiply
    38,869.70x = 58,290.24 × 13,902.98
  4. Step 4: Simplify right side
    38,869.70x = 810,408,040.92
  5. Step 5: Solve for x
    x = 810,408,040.92/38,869.70
  6. Step 6: Final answer
    x = 20,849.35

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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.