Home / 11,124.24-16,752.06-9,680.76

Finding the Fourth Proportional to 11,124.24, 16,752.06 and 9,680.76

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Solution

The fourth proportional to 11,124.24, 16,752.06 and 9,680.76 is: 14,578.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,124.24 : 16,752.06 = 9,680.76 : x
  2. Step 2: Convert to fraction form
    11,124.24/16,752.06 = 9,680.76/x
  3. Step 3: Cross multiply
    11,124.24x = 16,752.06 × 9,680.76
  4. Step 4: Simplify right side
    11,124.24x = 162,172,672.37
  5. Step 5: Solve for x
    x = 162,172,672.37/11,124.24
  6. Step 6: Final answer
    x = 14,578.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.