Home / 41,398.90-62,139.55-19,217.30

Finding the Fourth Proportional to 41,398.90, 62,139.55 and 19,217.30

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Solution

The fourth proportional to 41,398.90, 62,139.55 and 19,217.30 is: 28,845.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,398.90 : 62,139.55 = 19,217.30 : x
  2. Step 2: Convert to fraction form
    41,398.90/62,139.55 = 19,217.30/x
  3. Step 3: Cross multiply
    41,398.90x = 62,139.55 × 19,217.30
  4. Step 4: Simplify right side
    41,398.90x = 1,194,154,374.22
  5. Step 5: Solve for x
    x = 1,194,154,374.22/41,398.90
  6. Step 6: Final answer
    x = 28,845.07

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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.