Home / 57,872.08-79,863.06-32,378.32

Finding the Fourth Proportional to 57,872.08, 79,863.06 and 32,378.32

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Solution

The fourth proportional to 57,872.08, 79,863.06 and 32,378.32 is: 44,681.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,872.08 : 79,863.06 = 32,378.32 : x
  2. Step 2: Convert to fraction form
    57,872.08/79,863.06 = 32,378.32/x
  3. Step 3: Cross multiply
    57,872.08x = 79,863.06 × 32,378.32
  4. Step 4: Simplify right side
    57,872.08x = 2,585,831,712.86
  5. Step 5: Solve for x
    x = 2,585,831,712.86/57,872.08
  6. Step 6: Final answer
    x = 44,681.85

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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.