Home / 48,021.52-66,251.20-30,085.32

Finding the Fourth Proportional to 48,021.52, 66,251.20 and 30,085.32

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Solution

The fourth proportional to 48,021.52, 66,251.20 and 30,085.32 is: 41,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,021.52 : 66,251.20 = 30,085.32 : x
  2. Step 2: Convert to fraction form
    48,021.52/66,251.20 = 30,085.32/x
  3. Step 3: Cross multiply
    48,021.52x = 66,251.20 × 30,085.32
  4. Step 4: Simplify right side
    48,021.52x = 1,993,188,552.38
  5. Step 5: Solve for x
    x = 1,993,188,552.38/48,021.52
  6. Step 6: Final answer
    x = 41,506.15

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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.