Home / 29,156.59-40,232.97-16,409.55

Finding the Fourth Proportional to 29,156.59, 40,232.97 and 16,409.55

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Solution

The fourth proportional to 29,156.59, 40,232.97 and 16,409.55 is: 22,643.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,156.59 : 40,232.97 = 16,409.55 : x
  2. Step 2: Convert to fraction form
    29,156.59/40,232.97 = 16,409.55/x
  3. Step 3: Cross multiply
    29,156.59x = 40,232.97 × 16,409.55
  4. Step 4: Simplify right side
    29,156.59x = 660,205,083.74
  5. Step 5: Solve for x
    x = 660,205,083.74/29,156.59
  6. Step 6: Final answer
    x = 22,643.42

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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.