Home / 26,657.44-40,010.54-13,518.88

Finding the Fourth Proportional to 26,657.44, 40,010.54 and 13,518.88

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Solution

The fourth proportional to 26,657.44, 40,010.54 and 13,518.88 is: 20,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,657.44 : 40,010.54 = 13,518.88 : x
  2. Step 2: Convert to fraction form
    26,657.44/40,010.54 = 13,518.88/x
  3. Step 3: Cross multiply
    26,657.44x = 40,010.54 × 13,518.88
  4. Step 4: Simplify right side
    26,657.44x = 540,897,689.00
  5. Step 5: Solve for x
    x = 540,897,689.00/26,657.44
  6. Step 6: Final answer
    x = 20,290.68

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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.