Home / 26,262.76-36,199.73-18,291.15

Finding the Fourth Proportional to 26,262.76, 36,199.73 and 18,291.15

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Solution

The fourth proportional to 26,262.76, 36,199.73 and 18,291.15 is: 25,211.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,262.76 : 36,199.73 = 18,291.15 : x
  2. Step 2: Convert to fraction form
    26,262.76/36,199.73 = 18,291.15/x
  3. Step 3: Cross multiply
    26,262.76x = 36,199.73 × 18,291.15
  4. Step 4: Simplify right side
    26,262.76x = 662,134,418.94
  5. Step 5: Solve for x
    x = 662,134,418.94/26,262.76
  6. Step 6: Final answer
    x = 25,211.91

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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.