Home / 29,064.11-40,109.78-17,127.95

Finding the Fourth Proportional to 29,064.11, 40,109.78 and 17,127.95

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Solution

The fourth proportional to 29,064.11, 40,109.78 and 17,127.95 is: 23,637.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,064.11 : 40,109.78 = 17,127.95 : x
  2. Step 2: Convert to fraction form
    29,064.11/40,109.78 = 17,127.95/x
  3. Step 3: Cross multiply
    29,064.11x = 40,109.78 × 17,127.95
  4. Step 4: Simplify right side
    29,064.11x = 686,998,148.62
  5. Step 5: Solve for x
    x = 686,998,148.62/29,064.11
  6. Step 6: Final answer
    x = 23,637.34

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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.