Home / 48,254.33-72,395.17-20,187.83

Finding the Fourth Proportional to 48,254.33, 72,395.17 and 20,187.83

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Solution

The fourth proportional to 48,254.33, 72,395.17 and 20,187.83 is: 30,287.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,254.33 : 72,395.17 = 20,187.83 : x
  2. Step 2: Convert to fraction form
    48,254.33/72,395.17 = 20,187.83/x
  3. Step 3: Cross multiply
    48,254.33x = 72,395.17 × 20,187.83
  4. Step 4: Simplify right side
    48,254.33x = 1,461,501,515.30
  5. Step 5: Solve for x
    x = 1,461,501,515.30/48,254.33
  6. Step 6: Final answer
    x = 30,287.47

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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.