Home / 40,310.22-55,608.75-34,711.50

Finding the Fourth Proportional to 40,310.22, 55,608.75 and 34,711.50

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Solution

The fourth proportional to 40,310.22, 55,608.75 and 34,711.50 is: 47,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,310.22 : 55,608.75 = 34,711.50 : x
  2. Step 2: Convert to fraction form
    40,310.22/55,608.75 = 34,711.50/x
  3. Step 3: Cross multiply
    40,310.22x = 55,608.75 × 34,711.50
  4. Step 4: Simplify right side
    40,310.22x = 1,930,263,125.63
  5. Step 5: Solve for x
    x = 1,930,263,125.63/40,310.22
  6. Step 6: Final answer
    x = 47,885.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.