Home / 29,216.43-40,320.72-16,641.18

Finding the Fourth Proportional to 29,216.43, 40,320.72 and 16,641.18

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Solution

The fourth proportional to 29,216.43, 40,320.72 and 16,641.18 is: 22,965.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,216.43 : 40,320.72 = 16,641.18 : x
  2. Step 2: Convert to fraction form
    29,216.43/40,320.72 = 16,641.18/x
  3. Step 3: Cross multiply
    29,216.43x = 40,320.72 × 16,641.18
  4. Step 4: Simplify right side
    29,216.43x = 670,984,359.25
  5. Step 5: Solve for x
    x = 670,984,359.25/29,216.43
  6. Step 6: Final answer
    x = 22,965.99

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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.