Home / 16,377.74-22,600.20-9,208.76

Finding the Fourth Proportional to 16,377.74, 22,600.20 and 9,208.76

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Solution

The fourth proportional to 16,377.74, 22,600.20 and 9,208.76 is: 12,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,377.74 : 22,600.20 = 9,208.76 : x
  2. Step 2: Convert to fraction form
    16,377.74/22,600.20 = 9,208.76/x
  3. Step 3: Cross multiply
    16,377.74x = 22,600.20 × 9,208.76
  4. Step 4: Simplify right side
    16,377.74x = 208,119,817.75
  5. Step 5: Solve for x
    x = 208,119,817.75/16,377.74
  6. Step 6: Final answer
    x = 12,707.48

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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.