Home / 29,431.50-40,615.62-16,002.86

Finding the Fourth Proportional to 29,431.50, 40,615.62 and 16,002.86

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Solution

The fourth proportional to 29,431.50, 40,615.62 and 16,002.86 is: 22,084.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,431.50 : 40,615.62 = 16,002.86 : x
  2. Step 2: Convert to fraction form
    29,431.50/40,615.62 = 16,002.86/x
  3. Step 3: Cross multiply
    29,431.50x = 40,615.62 × 16,002.86
  4. Step 4: Simplify right side
    29,431.50x = 649,966,080.67
  5. Step 5: Solve for x
    x = 649,966,080.67/29,431.50
  6. Step 6: Final answer
    x = 22,084.03

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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.