Home / 26,607.86-39,913.84-15,515.66

Finding the Fourth Proportional to 26,607.86, 39,913.84 and 15,515.66

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Solution

The fourth proportional to 26,607.86, 39,913.84 and 15,515.66 is: 23,274.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,607.86 : 39,913.84 = 15,515.66 : x
  2. Step 2: Convert to fraction form
    26,607.86/39,913.84 = 15,515.66/x
  3. Step 3: Cross multiply
    26,607.86x = 39,913.84 × 15,515.66
  4. Step 4: Simplify right side
    26,607.86x = 619,289,570.73
  5. Step 5: Solve for x
    x = 619,289,570.73/26,607.86
  6. Step 6: Final answer
    x = 23,274.69

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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.