Home / 29,218.77-40,330.17-17,286.26

Finding the Fourth Proportional to 29,218.77, 40,330.17 and 17,286.26

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Solution

The fourth proportional to 29,218.77, 40,330.17 and 17,286.26 is: 23,859.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,218.77 : 40,330.17 = 17,286.26 : x
  2. Step 2: Convert to fraction form
    29,218.77/40,330.17 = 17,286.26/x
  3. Step 3: Cross multiply
    29,218.77x = 40,330.17 × 17,286.26
  4. Step 4: Simplify right side
    29,218.77x = 697,157,602.81
  5. Step 5: Solve for x
    x = 697,157,602.81/29,218.77
  6. Step 6: Final answer
    x = 23,859.92

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Double scale
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Similar ratio
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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.