Home / 29,515.41-40,731.01-16,086.66

Finding the Fourth Proportional to 29,515.41, 40,731.01 and 16,086.66

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Solution

The fourth proportional to 29,515.41, 40,731.01 and 16,086.66 is: 22,199.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,515.41 : 40,731.01 = 16,086.66 : x
  2. Step 2: Convert to fraction form
    29,515.41/40,731.01 = 16,086.66/x
  3. Step 3: Cross multiply
    29,515.41x = 40,731.01 × 16,086.66
  4. Step 4: Simplify right side
    29,515.41x = 655,226,115.87
  5. Step 5: Solve for x
    x = 655,226,115.87/29,515.41
  6. Step 6: Final answer
    x = 22,199.46

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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.