Home / 20,293.52-30,443.16-6,254.68

Finding the Fourth Proportional to 20,293.52, 30,443.16 and 6,254.68

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Solution

The fourth proportional to 20,293.52, 30,443.16 and 6,254.68 is: 9,382.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,293.52 : 30,443.16 = 6,254.68 : x
  2. Step 2: Convert to fraction form
    20,293.52/30,443.16 = 6,254.68/x
  3. Step 3: Cross multiply
    20,293.52x = 30,443.16 × 6,254.68
  4. Step 4: Simplify right side
    20,293.52x = 190,412,223.99
  5. Step 5: Solve for x
    x = 190,412,223.99/20,293.52
  6. Step 6: Final answer
    x = 9,382.91

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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.