Home / 29,516.16-40,731.20-16,087.12

Finding the Fourth Proportional to 29,516.16, 40,731.20 and 16,087.12

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Solution

The fourth proportional to 29,516.16, 40,731.20 and 16,087.12 is: 22,199.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,516.16 : 40,731.20 = 16,087.12 : x
  2. Step 2: Convert to fraction form
    29,516.16/40,731.20 = 16,087.12/x
  3. Step 3: Cross multiply
    29,516.16x = 40,731.20 × 16,087.12
  4. Step 4: Simplify right side
    29,516.16x = 655,247,702.14
  5. Step 5: Solve for x
    x = 655,247,702.14/29,516.16
  6. Step 6: Final answer
    x = 22,199.63

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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.