Home / 15,408.31-23,113.04-4,314.71

Finding the Fourth Proportional to 15,408.31, 23,113.04 and 4,314.71

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Solution

The fourth proportional to 15,408.31, 23,113.04 and 4,314.71 is: 6,472.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408.31 : 23,113.04 = 4,314.71 : x
  2. Step 2: Convert to fraction form
    15,408.31/23,113.04 = 4,314.71/x
  3. Step 3: Cross multiply
    15,408.31x = 23,113.04 × 4,314.71
  4. Step 4: Simplify right side
    15,408.31x = 99,726,057.26
  5. Step 5: Solve for x
    x = 99,726,057.26/15,408.31
  6. Step 6: Final answer
    x = 6,472.23

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1.5x scale

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.