Home / 32,512.61-48,768.92-9,139.05

Finding the Fourth Proportional to 32,512.61, 48,768.92 and 9,139.05

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Solution

The fourth proportional to 32,512.61, 48,768.92 and 9,139.05 is: 13,708.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,512.61 : 48,768.92 = 9,139.05 : x
  2. Step 2: Convert to fraction form
    32,512.61/48,768.92 = 9,139.05/x
  3. Step 3: Cross multiply
    32,512.61x = 48,768.92 × 9,139.05
  4. Step 4: Simplify right side
    32,512.61x = 445,701,524.05
  5. Step 5: Solve for x
    x = 445,701,524.05/32,512.61
  6. Step 6: Final answer
    x = 13,708.57

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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.