Home / 36,575.28-54,862.74-12,877.20

Finding the Fourth Proportional to 36,575.28, 54,862.74 and 12,877.20

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Solution

The fourth proportional to 36,575.28, 54,862.74 and 12,877.20 is: 19,315.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,575.28 : 54,862.74 = 12,877.20 : x
  2. Step 2: Convert to fraction form
    36,575.28/54,862.74 = 12,877.20/x
  3. Step 3: Cross multiply
    36,575.28x = 54,862.74 × 12,877.20
  4. Step 4: Simplify right side
    36,575.28x = 706,478,475.53
  5. Step 5: Solve for x
    x = 706,478,475.53/36,575.28
  6. Step 6: Final answer
    x = 19,315.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.