Home / 29,515.17-40,729.41-16,085.55

Finding the Fourth Proportional to 29,515.17, 40,729.41 and 16,085.55

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Solution

The fourth proportional to 29,515.17, 40,729.41 and 16,085.55 is: 22,197.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,515.17 : 40,729.41 = 16,085.55 : x
  2. Step 2: Convert to fraction form
    29,515.17/40,729.41 = 16,085.55/x
  3. Step 3: Cross multiply
    29,515.17x = 40,729.41 × 16,085.55
  4. Step 4: Simplify right side
    29,515.17x = 655,154,961.03
  5. Step 5: Solve for x
    x = 655,154,961.03/29,515.17
  6. Step 6: Final answer
    x = 22,197.23

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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.