Home / 26,291.90-39,414.34-9,648.07

Finding the Fourth Proportional to 26,291.90, 39,414.34 and 9,648.07

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Solution

The fourth proportional to 26,291.90, 39,414.34 and 9,648.07 is: 14,463.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,291.90 : 39,414.34 = 9,648.07 : x
  2. Step 2: Convert to fraction form
    26,291.90/39,414.34 = 9,648.07/x
  3. Step 3: Cross multiply
    26,291.90x = 39,414.34 × 9,648.07
  4. Step 4: Simplify right side
    26,291.90x = 380,272,311.32
  5. Step 5: Solve for x
    x = 380,272,311.32/26,291.90
  6. Step 6: Final answer
    x = 14,463.48

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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.