Home / 25,315.41-37,972.97-10,322.47

Finding the Fourth Proportional to 25,315.41, 37,972.97 and 10,322.47

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Solution

The fourth proportional to 25,315.41, 37,972.97 and 10,322.47 is: 15,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315.41 : 37,972.97 = 10,322.47 : x
  2. Step 2: Convert to fraction form
    25,315.41/37,972.97 = 10,322.47/x
  3. Step 3: Cross multiply
    25,315.41x = 37,972.97 × 10,322.47
  4. Step 4: Simplify right side
    25,315.41x = 391,974,916.91
  5. Step 5: Solve for x
    x = 391,974,916.91/25,315.41
  6. Step 6: Final answer
    x = 15,483.65

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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.