Home / 29,065.75-40,098.98-18,291.63

Finding the Fourth Proportional to 29,065.75, 40,098.98 and 18,291.63

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Solution

The fourth proportional to 29,065.75, 40,098.98 and 18,291.63 is: 25,235.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,065.75 : 40,098.98 = 18,291.63 : x
  2. Step 2: Convert to fraction form
    29,065.75/40,098.98 = 18,291.63/x
  3. Step 3: Cross multiply
    29,065.75x = 40,098.98 × 18,291.63
  4. Step 4: Simplify right side
    29,065.75x = 733,475,901.64
  5. Step 5: Solve for x
    x = 733,475,901.64/29,065.75
  6. Step 6: Final answer
    x = 25,235.06

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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.