Home / 39,034-58,489.64-30,171.02

Finding the Fourth Proportional to 39,034, 58,489.64 and 30,171.02

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Solution

The fourth proportional to 39,034, 58,489.64 and 30,171.02 is: 45,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,034 : 58,489.64 = 30,171.02 : x
  2. Step 2: Convert to fraction form
    39,034/58,489.64 = 30,171.02/x
  3. Step 3: Cross multiply
    39,034x = 58,489.64 × 30,171.02
  4. Step 4: Simplify right side
    39,034x = 1,764,692,098.23
  5. Step 5: Solve for x
    x = 1,764,692,098.23/39,034
  6. Step 6: Final answer
    x = 45,209.10

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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.