Home / 41,870.13-62,720.34-19,348.79

Finding the Fourth Proportional to 41,870.13, 62,720.34 and 19,348.79

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Solution

The fourth proportional to 41,870.13, 62,720.34 and 19,348.79 is: 28,983.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,870.13 : 62,720.34 = 19,348.79 : x
  2. Step 2: Convert to fraction form
    41,870.13/62,720.34 = 19,348.79/x
  3. Step 3: Cross multiply
    41,870.13x = 62,720.34 × 19,348.79
  4. Step 4: Simplify right side
    41,870.13x = 1,213,562,373.79
  5. Step 5: Solve for x
    x = 1,213,562,373.79/41,870.13
  6. Step 6: Final answer
    x = 28,983.96

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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.