Home / 20,841.02-31,206.17-16,292.75

Finding the Fourth Proportional to 20,841.02, 31,206.17 and 16,292.75

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Solution

The fourth proportional to 20,841.02, 31,206.17 and 16,292.75 is: 24,395.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,841.02 : 31,206.17 = 16,292.75 : x
  2. Step 2: Convert to fraction form
    20,841.02/31,206.17 = 16,292.75/x
  3. Step 3: Cross multiply
    20,841.02x = 31,206.17 × 16,292.75
  4. Step 4: Simplify right side
    20,841.02x = 508,434,233.88
  5. Step 5: Solve for x
    x = 508,434,233.88/20,841.02
  6. Step 6: Final answer
    x = 24,395.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.