Home / 40,098.60-60,378.39-30,882.60

Finding the Fourth Proportional to 40,098.60, 60,378.39 and 30,882.60

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Solution

The fourth proportional to 40,098.60, 60,378.39 and 30,882.60 is: 46,501.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098.60 : 60,378.39 = 30,882.60 : x
  2. Step 2: Convert to fraction form
    40,098.60/60,378.39 = 30,882.60/x
  3. Step 3: Cross multiply
    40,098.60x = 60,378.39 × 30,882.60
  4. Step 4: Simplify right side
    40,098.60x = 1,864,641,667.01
  5. Step 5: Solve for x
    x = 1,864,641,667.01/40,098.60
  6. Step 6: Final answer
    x = 46,501.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.