Home / 23,730.17-32,747.49-13,119.98

Finding the Fourth Proportional to 23,730.17, 32,747.49 and 13,119.98

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Solution

The fourth proportional to 23,730.17, 32,747.49 and 13,119.98 is: 18,105.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,730.17 : 32,747.49 = 13,119.98 : x
  2. Step 2: Convert to fraction form
    23,730.17/32,747.49 = 13,119.98/x
  3. Step 3: Cross multiply
    23,730.17x = 32,747.49 × 13,119.98
  4. Step 4: Simplify right side
    23,730.17x = 429,646,250.11
  5. Step 5: Solve for x
    x = 429,646,250.11/23,730.17
  6. Step 6: Final answer
    x = 18,105.49

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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.