Home / 40,428.95-55,793.52-23,432.91

Finding the Fourth Proportional to 40,428.95, 55,793.52 and 23,432.91

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Solution

The fourth proportional to 40,428.95, 55,793.52 and 23,432.91 is: 32,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,428.95 : 55,793.52 = 23,432.91 : x
  2. Step 2: Convert to fraction form
    40,428.95/55,793.52 = 23,432.91/x
  3. Step 3: Cross multiply
    40,428.95x = 55,793.52 × 23,432.91
  4. Step 4: Simplify right side
    40,428.95x = 1,307,404,532.74
  5. Step 5: Solve for x
    x = 1,307,404,532.74/40,428.95
  6. Step 6: Final answer
    x = 32,338.33

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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.