Home / 18,329.47-25,294.67-10,371.53

Finding the Fourth Proportional to 18,329.47, 25,294.67 and 10,371.53

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Solution

The fourth proportional to 18,329.47, 25,294.67 and 10,371.53 is: 14,312.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.47 : 25,294.67 = 10,371.53 : x
  2. Step 2: Convert to fraction form
    18,329.47/25,294.67 = 10,371.53/x
  3. Step 3: Cross multiply
    18,329.47x = 25,294.67 × 10,371.53
  4. Step 4: Simplify right side
    18,329.47x = 262,344,376.89
  5. Step 5: Solve for x
    x = 262,344,376.89/18,329.47
  6. Step 6: Final answer
    x = 14,312.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.