Home / 48,763.08-73,137.15-15,478.83

Finding the Fourth Proportional to 48,763.08, 73,137.15 and 15,478.83

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Solution

The fourth proportional to 48,763.08, 73,137.15 and 15,478.83 is: 23,215.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,763.08 : 73,137.15 = 15,478.83 : x
  2. Step 2: Convert to fraction form
    48,763.08/73,137.15 = 15,478.83/x
  3. Step 3: Cross multiply
    48,763.08x = 73,137.15 × 15,478.83
  4. Step 4: Simplify right side
    48,763.08x = 1,132,077,511.53
  5. Step 5: Solve for x
    x = 1,132,077,511.53/48,763.08
  6. Step 6: Final answer
    x = 23,215.87

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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.