Home / 29,089.75-40,147.62-17,756.87

Finding the Fourth Proportional to 29,089.75, 40,147.62 and 17,756.87

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Solution

The fourth proportional to 29,089.75, 40,147.62 and 17,756.87 is: 24,506.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,089.75 : 40,147.62 = 17,756.87 : x
  2. Step 2: Convert to fraction form
    29,089.75/40,147.62 = 17,756.87/x
  3. Step 3: Cross multiply
    29,089.75x = 40,147.62 × 17,756.87
  4. Step 4: Simplify right side
    29,089.75x = 712,896,069.15
  5. Step 5: Solve for x
    x = 712,896,069.15/29,089.75
  6. Step 6: Final answer
    x = 24,506.78

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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.