Home / 29,376.42-40,535.17-16,798.74

Finding the Fourth Proportional to 29,376.42, 40,535.17 and 16,798.74

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Solution

The fourth proportional to 29,376.42, 40,535.17 and 16,798.74 is: 23,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,376.42 : 40,535.17 = 16,798.74 : x
  2. Step 2: Convert to fraction form
    29,376.42/40,535.17 = 16,798.74/x
  3. Step 3: Cross multiply
    29,376.42x = 40,535.17 × 16,798.74
  4. Step 4: Simplify right side
    29,376.42x = 680,939,781.69
  5. Step 5: Solve for x
    x = 680,939,781.69/29,376.42
  6. Step 6: Final answer
    x = 23,179.81

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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.