Home / 26,289.90-36,279.57-14,959.14

Finding the Fourth Proportional to 26,289.90, 36,279.57 and 14,959.14

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Solution

The fourth proportional to 26,289.90, 36,279.57 and 14,959.14 is: 20,643.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,289.90 : 36,279.57 = 14,959.14 : x
  2. Step 2: Convert to fraction form
    26,289.90/36,279.57 = 14,959.14/x
  3. Step 3: Cross multiply
    26,289.90x = 36,279.57 × 14,959.14
  4. Step 4: Simplify right side
    26,289.90x = 542,711,166.77
  5. Step 5: Solve for x
    x = 542,711,166.77/26,289.90
  6. Step 6: Final answer
    x = 20,643.33

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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.