Home / 39,161.56-58,694.18-15,445.30

Finding the Fourth Proportional to 39,161.56, 58,694.18 and 15,445.30

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Solution

The fourth proportional to 39,161.56, 58,694.18 and 15,445.30 is: 23,148.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,161.56 : 58,694.18 = 15,445.30 : x
  2. Step 2: Convert to fraction form
    39,161.56/58,694.18 = 15,445.30/x
  3. Step 3: Cross multiply
    39,161.56x = 58,694.18 × 15,445.30
  4. Step 4: Simplify right side
    39,161.56x = 906,548,994.39
  5. Step 5: Solve for x
    x = 906,548,994.39/39,161.56
  6. Step 6: Final answer
    x = 23,148.95

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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.