Home / 29,363.76-40,520.88-16,617.36

Finding the Fourth Proportional to 29,363.76, 40,520.88 and 16,617.36

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Solution

The fourth proportional to 29,363.76, 40,520.88 and 16,617.36 is: 22,931.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,363.76 : 40,520.88 = 16,617.36 : x
  2. Step 2: Convert to fraction form
    29,363.76/40,520.88 = 16,617.36/x
  3. Step 3: Cross multiply
    29,363.76x = 40,520.88 × 16,617.36
  4. Step 4: Simplify right side
    29,363.76x = 673,350,050.48
  5. Step 5: Solve for x
    x = 673,350,050.48/29,363.76
  6. Step 6: Final answer
    x = 22,931.33

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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.