Home / 29,244.40-40,356.70-17,147.86

Finding the Fourth Proportional to 29,244.40, 40,356.70 and 17,147.86

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Solution

The fourth proportional to 29,244.40, 40,356.70 and 17,147.86 is: 23,663.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,244.40 : 40,356.70 = 17,147.86 : x
  2. Step 2: Convert to fraction form
    29,244.40/40,356.70 = 17,147.86/x
  3. Step 3: Cross multiply
    29,244.40x = 40,356.70 × 17,147.86
  4. Step 4: Simplify right side
    29,244.40x = 692,031,041.66
  5. Step 5: Solve for x
    x = 692,031,041.66/29,244.40
  6. Step 6: Final answer
    x = 23,663.71

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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.