Home / 24,643.20-36,878.40-17,212.80

Finding the Fourth Proportional to 24,643.20, 36,878.40 and 17,212.80

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Solution

The fourth proportional to 24,643.20, 36,878.40 and 17,212.80 is: 25,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,643.20 : 36,878.40 = 17,212.80 : x
  2. Step 2: Convert to fraction form
    24,643.20/36,878.40 = 17,212.80/x
  3. Step 3: Cross multiply
    24,643.20x = 36,878.40 × 17,212.80
  4. Step 4: Simplify right side
    24,643.20x = 634,780,523.52
  5. Step 5: Solve for x
    x = 634,780,523.52/24,643.20
  6. Step 6: Final answer
    x = 25,758.85

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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.