Home / 29,398.87-40,571.85-18,068.86

Finding the Fourth Proportional to 29,398.87, 40,571.85 and 18,068.86

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Solution

The fourth proportional to 29,398.87, 40,571.85 and 18,068.86 is: 24,935.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,398.87 : 40,571.85 = 18,068.86 : x
  2. Step 2: Convert to fraction form
    29,398.87/40,571.85 = 18,068.86/x
  3. Step 3: Cross multiply
    29,398.87x = 40,571.85 × 18,068.86
  4. Step 4: Simplify right side
    29,398.87x = 733,087,077.59
  5. Step 5: Solve for x
    x = 733,087,077.59/29,398.87
  6. Step 6: Final answer
    x = 24,935.89

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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.