Home / 16,122.23-22,230.70-10,449.53

Finding the Fourth Proportional to 16,122.23, 22,230.70 and 10,449.53

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Solution

The fourth proportional to 16,122.23, 22,230.70 and 10,449.53 is: 14,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,122.23 : 22,230.70 = 10,449.53 : x
  2. Step 2: Convert to fraction form
    16,122.23/22,230.70 = 10,449.53/x
  3. Step 3: Cross multiply
    16,122.23x = 22,230.70 × 10,449.53
  4. Step 4: Simplify right side
    16,122.23x = 232,300,366.57
  5. Step 5: Solve for x
    x = 232,300,366.57/16,122.23
  6. Step 6: Final answer
    x = 14,408.70

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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.