Home / 29,351.13-40,503.84-16,775.07

Finding the Fourth Proportional to 29,351.13, 40,503.84 and 16,775.07

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Solution

The fourth proportional to 29,351.13, 40,503.84 and 16,775.07 is: 23,149.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,351.13 : 40,503.84 = 16,775.07 : x
  2. Step 2: Convert to fraction form
    29,351.13/40,503.84 = 16,775.07/x
  3. Step 3: Cross multiply
    29,351.13x = 40,503.84 × 16,775.07
  4. Step 4: Simplify right side
    29,351.13x = 679,454,751.27
  5. Step 5: Solve for x
    x = 679,454,751.27/29,351.13
  6. Step 6: Final answer
    x = 23,149.19

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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.