Home / 26,384.86-39,591.87-15,858.10

Finding the Fourth Proportional to 26,384.86, 39,591.87 and 15,858.10

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Solution

The fourth proportional to 26,384.86, 39,591.87 and 15,858.10 is: 23,795.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,384.86 : 39,591.87 = 15,858.10 : x
  2. Step 2: Convert to fraction form
    26,384.86/39,591.87 = 15,858.10/x
  3. Step 3: Cross multiply
    26,384.86x = 39,591.87 × 15,858.10
  4. Step 4: Simplify right side
    26,384.86x = 627,851,833.65
  5. Step 5: Solve for x
    x = 627,851,833.65/26,384.86
  6. Step 6: Final answer
    x = 23,795.91

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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.