Home / 29,156.12-40,232.48-16,408.96

Finding the Fourth Proportional to 29,156.12, 40,232.48 and 16,408.96

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Solution

The fourth proportional to 29,156.12, 40,232.48 and 16,408.96 is: 22,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,156.12 : 40,232.48 = 16,408.96 : x
  2. Step 2: Convert to fraction form
    29,156.12/40,232.48 = 16,408.96/x
  3. Step 3: Cross multiply
    29,156.12x = 40,232.48 × 16,408.96
  4. Step 4: Simplify right side
    29,156.12x = 660,173,155.02
  5. Step 5: Solve for x
    x = 660,173,155.02/29,156.12
  6. Step 6: Final answer
    x = 22,642.70

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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.