Home / 24,431.02-33,711.20-13,820.42

Finding the Fourth Proportional to 24,431.02, 33,711.20 and 13,820.42

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Solution

The fourth proportional to 24,431.02, 33,711.20 and 13,820.42 is: 19,070.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,431.02 : 33,711.20 = 13,820.42 : x
  2. Step 2: Convert to fraction form
    24,431.02/33,711.20 = 13,820.42/x
  3. Step 3: Cross multiply
    24,431.02x = 33,711.20 × 13,820.42
  4. Step 4: Simplify right side
    24,431.02x = 465,902,942.70
  5. Step 5: Solve for x
    x = 465,902,942.70/24,431.02
  6. Step 6: Final answer
    x = 19,070.14

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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.