Home / 19,442.76-29,160.90-6,293.22

Finding the Fourth Proportional to 19,442.76, 29,160.90 and 6,293.22

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Solution

The fourth proportional to 19,442.76, 29,160.90 and 6,293.22 is: 9,438.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442.76 : 29,160.90 = 6,293.22 : x
  2. Step 2: Convert to fraction form
    19,442.76/29,160.90 = 6,293.22/x
  3. Step 3: Cross multiply
    19,442.76x = 29,160.90 × 6,293.22
  4. Step 4: Simplify right side
    19,442.76x = 183,515,959.10
  5. Step 5: Solve for x
    x = 183,515,959.10/19,442.76
  6. Step 6: Final answer
    x = 9,438.78

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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.