Home / 26,879.90-37,095.21-14,781.30

Finding the Fourth Proportional to 26,879.90, 37,095.21 and 14,781.30

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Solution

The fourth proportional to 26,879.90, 37,095.21 and 14,781.30 is: 20,398.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,879.90 : 37,095.21 = 14,781.30 : x
  2. Step 2: Convert to fraction form
    26,879.90/37,095.21 = 14,781.30/x
  3. Step 3: Cross multiply
    26,879.90x = 37,095.21 × 14,781.30
  4. Step 4: Simplify right side
    26,879.90x = 548,315,427.57
  5. Step 5: Solve for x
    x = 548,315,427.57/26,879.90
  6. Step 6: Final answer
    x = 20,398.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.