Home / 48,026.90-72,034.68-12,969.29

Finding the Fourth Proportional to 48,026.90, 72,034.68 and 12,969.29

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Solution

The fourth proportional to 48,026.90, 72,034.68 and 12,969.29 is: 19,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,026.90 : 72,034.68 = 12,969.29 : x
  2. Step 2: Convert to fraction form
    48,026.90/72,034.68 = 12,969.29/x
  3. Step 3: Cross multiply
    48,026.90x = 72,034.68 × 12,969.29
  4. Step 4: Simplify right side
    48,026.90x = 934,238,654.98
  5. Step 5: Solve for x
    x = 934,238,654.98/48,026.90
  6. Step 6: Final answer
    x = 19,452.40

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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.