Home / 48,209.61-72,209.13-20,044.26

Finding the Fourth Proportional to 48,209.61, 72,209.13 and 20,044.26

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Solution

The fourth proportional to 48,209.61, 72,209.13 and 20,044.26 is: 30,022.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,209.61 : 72,209.13 = 20,044.26 : x
  2. Step 2: Convert to fraction form
    48,209.61/72,209.13 = 20,044.26/x
  3. Step 3: Cross multiply
    48,209.61x = 72,209.13 × 20,044.26
  4. Step 4: Simplify right side
    48,209.61x = 1,447,378,576.09
  5. Step 5: Solve for x
    x = 1,447,378,576.09/48,209.61
  6. Step 6: Final answer
    x = 30,022.62

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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.