Home / 48,728.17-73,098.40-17,130.80

Finding the Fourth Proportional to 48,728.17, 73,098.40 and 17,130.80

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Solution

The fourth proportional to 48,728.17, 73,098.40 and 17,130.80 is: 25,698.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,728.17 : 73,098.40 = 17,130.80 : x
  2. Step 2: Convert to fraction form
    48,728.17/73,098.40 = 17,130.80/x
  3. Step 3: Cross multiply
    48,728.17x = 73,098.40 × 17,130.80
  4. Step 4: Simplify right side
    48,728.17x = 1,252,234,027.89
  5. Step 5: Solve for x
    x = 1,252,234,027.89/48,728.17
  6. Step 6: Final answer
    x = 25,698.36

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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.