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Finding the Fourth Proportional to 32,911.80, 49,294.80 and 27,079.80

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Solution

The fourth proportional to 32,911.80, 49,294.80 and 27,079.80 is: 40,559.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,911.80 : 49,294.80 = 27,079.80 : x
  2. Step 2: Convert to fraction form
    32,911.80/49,294.80 = 27,079.80/x
  3. Step 3: Cross multiply
    32,911.80x = 49,294.80 × 27,079.80
  4. Step 4: Simplify right side
    32,911.80x = 1,334,893,325.04
  5. Step 5: Solve for x
    x = 1,334,893,325.04/32,911.80
  6. Step 6: Final answer
    x = 40,559.72

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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.