Home / 29,154.90-40,232.09-16,408.61

Finding the Fourth Proportional to 29,154.90, 40,232.09 and 16,408.61

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Solution

The fourth proportional to 29,154.90, 40,232.09 and 16,408.61 is: 22,642.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.90 : 40,232.09 = 16,408.61 : x
  2. Step 2: Convert to fraction form
    29,154.90/40,232.09 = 16,408.61/x
  3. Step 3: Cross multiply
    29,154.90x = 40,232.09 × 16,408.61
  4. Step 4: Simplify right side
    29,154.90x = 660,152,532.69
  5. Step 5: Solve for x
    x = 660,152,532.69/29,154.90
  6. Step 6: Final answer
    x = 22,642.94

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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.