Home / 11,579.68-15,941.30-11,050.72

Finding the Fourth Proportional to 11,579.68, 15,941.30 and 11,050.72

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Solution

The fourth proportional to 11,579.68, 15,941.30 and 11,050.72 is: 15,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579.68 : 15,941.30 = 11,050.72 : x
  2. Step 2: Convert to fraction form
    11,579.68/15,941.30 = 11,050.72/x
  3. Step 3: Cross multiply
    11,579.68x = 15,941.30 × 11,050.72
  4. Step 4: Simplify right side
    11,579.68x = 176,162,842.74
  5. Step 5: Solve for x
    x = 176,162,842.74/11,579.68
  6. Step 6: Final answer
    x = 15,213.10

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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.