Home / 51,851.04-71,553.66-29,190.06

Finding the Fourth Proportional to 51,851.04, 71,553.66 and 29,190.06

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Solution

The fourth proportional to 51,851.04, 71,553.66 and 29,190.06 is: 40,281.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,851.04 : 71,553.66 = 29,190.06 : x
  2. Step 2: Convert to fraction form
    51,851.04/71,553.66 = 29,190.06/x
  3. Step 3: Cross multiply
    51,851.04x = 71,553.66 × 29,190.06
  4. Step 4: Simplify right side
    51,851.04x = 2,088,655,628.62
  5. Step 5: Solve for x
    x = 2,088,655,628.62/51,851.04
  6. Step 6: Final answer
    x = 40,281.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.