Home / 29,246.97-40,360.70-15,818.24

Finding the Fourth Proportional to 29,246.97, 40,360.70 and 15,818.24

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Solution

The fourth proportional to 29,246.97, 40,360.70 and 15,818.24 is: 21,829.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,246.97 : 40,360.70 = 15,818.24 : x
  2. Step 2: Convert to fraction form
    29,246.97/40,360.70 = 15,818.24/x
  3. Step 3: Cross multiply
    29,246.97x = 40,360.70 × 15,818.24
  4. Step 4: Simplify right side
    29,246.97x = 638,435,239.17
  5. Step 5: Solve for x
    x = 638,435,239.17/29,246.97
  6. Step 6: Final answer
    x = 21,829.11

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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.