Home / 48,104.55-72,156.36-13,044.21

Finding the Fourth Proportional to 48,104.55, 72,156.36 and 13,044.21

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Solution

The fourth proportional to 48,104.55, 72,156.36 and 13,044.21 is: 19,566.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,104.55 : 72,156.36 = 13,044.21 : x
  2. Step 2: Convert to fraction form
    48,104.55/72,156.36 = 13,044.21/x
  3. Step 3: Cross multiply
    48,104.55x = 72,156.36 × 13,044.21
  4. Step 4: Simplify right side
    48,104.55x = 941,222,712.68
  5. Step 5: Solve for x
    x = 941,222,712.68/48,104.55
  6. Step 6: Final answer
    x = 19,566.19

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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.