Home / 20,292.47-30,442.13-6,252.09

Finding the Fourth Proportional to 20,292.47, 30,442.13 and 6,252.09

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Solution

The fourth proportional to 20,292.47, 30,442.13 and 6,252.09 is: 9,379.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,292.47 : 30,442.13 = 6,252.09 : x
  2. Step 2: Convert to fraction form
    20,292.47/30,442.13 = 6,252.09/x
  3. Step 3: Cross multiply
    20,292.47x = 30,442.13 × 6,252.09
  4. Step 4: Simplify right side
    20,292.47x = 190,326,814.58
  5. Step 5: Solve for x
    x = 190,326,814.58/20,292.47
  6. Step 6: Final answer
    x = 9,379.18

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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.