Home / 40,872.42-56,409.48-24,960.78

Finding the Fourth Proportional to 40,872.42, 56,409.48 and 24,960.78

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Solution

The fourth proportional to 40,872.42, 56,409.48 and 24,960.78 is: 34,449.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,872.42 : 56,409.48 = 24,960.78 : x
  2. Step 2: Convert to fraction form
    40,872.42/56,409.48 = 24,960.78/x
  3. Step 3: Cross multiply
    40,872.42x = 56,409.48 × 24,960.78
  4. Step 4: Simplify right side
    40,872.42x = 1,408,024,620.19
  5. Step 5: Solve for x
    x = 1,408,024,620.19/40,872.42
  6. Step 6: Final answer
    x = 34,449.26

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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.