Home / 16,442.81-22,685.91-10,062.75

Finding the Fourth Proportional to 16,442.81, 22,685.91 and 10,062.75

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Solution

The fourth proportional to 16,442.81, 22,685.91 and 10,062.75 is: 13,883.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442.81 : 22,685.91 = 10,062.75 : x
  2. Step 2: Convert to fraction form
    16,442.81/22,685.91 = 10,062.75/x
  3. Step 3: Cross multiply
    16,442.81x = 22,685.91 × 10,062.75
  4. Step 4: Simplify right side
    16,442.81x = 228,282,640.85
  5. Step 5: Solve for x
    x = 228,282,640.85/16,442.81
  6. Step 6: Final answer
    x = 13,883.43

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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.