Home / 29,132.17-40,205.48-17,808.30

Finding the Fourth Proportional to 29,132.17, 40,205.48 and 17,808.30

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Solution

The fourth proportional to 29,132.17, 40,205.48 and 17,808.30 is: 24,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,132.17 : 40,205.48 = 17,808.30 : x
  2. Step 2: Convert to fraction form
    29,132.17/40,205.48 = 17,808.30/x
  3. Step 3: Cross multiply
    29,132.17x = 40,205.48 × 17,808.30
  4. Step 4: Simplify right side
    29,132.17x = 715,991,048.46
  5. Step 5: Solve for x
    x = 715,991,048.46/29,132.17
  6. Step 6: Final answer
    x = 24,577.33

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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.