Home / 46,876.18-70,321.60-15,278.90

Finding the Fourth Proportional to 46,876.18, 70,321.60 and 15,278.90

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Solution

The fourth proportional to 46,876.18, 70,321.60 and 15,278.90 is: 22,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,876.18 : 70,321.60 = 15,278.90 : x
  2. Step 2: Convert to fraction form
    46,876.18/70,321.60 = 15,278.90/x
  3. Step 3: Cross multiply
    46,876.18x = 70,321.60 × 15,278.90
  4. Step 4: Simplify right side
    46,876.18x = 1,074,436,694.24
  5. Step 5: Solve for x
    x = 1,074,436,694.24/46,876.18
  6. Step 6: Final answer
    x = 22,920.74

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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.