Home / 32,437.40-48,672.30-18,408.20

Finding the Fourth Proportional to 32,437.40, 48,672.30 and 18,408.20

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Solution

The fourth proportional to 32,437.40, 48,672.30 and 18,408.20 is: 27,621.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,437.40 : 48,672.30 = 18,408.20 : x
  2. Step 2: Convert to fraction form
    32,437.40/48,672.30 = 18,408.20/x
  3. Step 3: Cross multiply
    32,437.40x = 48,672.30 × 18,408.20
  4. Step 4: Simplify right side
    32,437.40x = 895,969,432.86
  5. Step 5: Solve for x
    x = 895,969,432.86/32,437.40
  6. Step 6: Final answer
    x = 27,621.49

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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.