Home / 34,878.76-51,989.57-32,079.40

Finding the Fourth Proportional to 34,878.76, 51,989.57 and 32,079.40

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Solution

The fourth proportional to 34,878.76, 51,989.57 and 32,079.40 is: 47,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,878.76 : 51,989.57 = 32,079.40 : x
  2. Step 2: Convert to fraction form
    34,878.76/51,989.57 = 32,079.40/x
  3. Step 3: Cross multiply
    34,878.76x = 51,989.57 × 32,079.40
  4. Step 4: Simplify right side
    34,878.76x = 1,667,794,211.86
  5. Step 5: Solve for x
    x = 1,667,794,211.86/34,878.76
  6. Step 6: Final answer
    x = 47,816.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.