Home / 25,319.86-37,968.25-10,519.95

Finding the Fourth Proportional to 25,319.86, 37,968.25 and 10,519.95

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Solution

The fourth proportional to 25,319.86, 37,968.25 and 10,519.95 is: 15,775.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.86 : 37,968.25 = 10,519.95 : x
  2. Step 2: Convert to fraction form
    25,319.86/37,968.25 = 10,519.95/x
  3. Step 3: Cross multiply
    25,319.86x = 37,968.25 × 10,519.95
  4. Step 4: Simplify right side
    25,319.86x = 399,424,091.59
  5. Step 5: Solve for x
    x = 399,424,091.59/25,319.86
  6. Step 6: Final answer
    x = 15,775.13

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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.