Home / 26,889.04-40,278.07-15,761.94

Finding the Fourth Proportional to 26,889.04, 40,278.07 and 15,761.94

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Solution

The fourth proportional to 26,889.04, 40,278.07 and 15,761.94 is: 23,610.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,889.04 : 40,278.07 = 15,761.94 : x
  2. Step 2: Convert to fraction form
    26,889.04/40,278.07 = 15,761.94/x
  3. Step 3: Cross multiply
    26,889.04x = 40,278.07 × 15,761.94
  4. Step 4: Simplify right side
    26,889.04x = 634,860,522.66
  5. Step 5: Solve for x
    x = 634,860,522.66/26,889.04
  6. Step 6: Final answer
    x = 23,610.38

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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.