Home / 32,454.20-48,681.30-18,408.80

Finding the Fourth Proportional to 32,454.20, 48,681.30 and 18,408.80

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Solution

The fourth proportional to 32,454.20, 48,681.30 and 18,408.80 is: 27,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,454.20 : 48,681.30 = 18,408.80 : x
  2. Step 2: Convert to fraction form
    32,454.20/48,681.30 = 18,408.80/x
  3. Step 3: Cross multiply
    32,454.20x = 48,681.30 × 18,408.80
  4. Step 4: Simplify right side
    32,454.20x = 896,164,315.44
  5. Step 5: Solve for x
    x = 896,164,315.44/32,454.20
  6. Step 6: Final answer
    x = 27,613.20

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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.