Home / 48,474.88-72,712.32-15,195.12

Finding the Fourth Proportional to 48,474.88, 72,712.32 and 15,195.12

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Solution

The fourth proportional to 48,474.88, 72,712.32 and 15,195.12 is: 22,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,474.88 : 72,712.32 = 15,195.12 : x
  2. Step 2: Convert to fraction form
    48,474.88/72,712.32 = 15,195.12/x
  3. Step 3: Cross multiply
    48,474.88x = 72,712.32 × 15,195.12
  4. Step 4: Simplify right side
    48,474.88x = 1,104,872,427.88
  5. Step 5: Solve for x
    x = 1,104,872,427.88/48,474.88
  6. Step 6: Final answer
    x = 22,792.68

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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.