Home / 11,922.52-16,461.06-10,659.48

Finding the Fourth Proportional to 11,922.52, 16,461.06 and 10,659.48

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Solution

The fourth proportional to 11,922.52, 16,461.06 and 10,659.48 is: 14,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922.52 : 16,461.06 = 10,659.48 : x
  2. Step 2: Convert to fraction form
    11,922.52/16,461.06 = 10,659.48/x
  3. Step 3: Cross multiply
    11,922.52x = 16,461.06 × 10,659.48
  4. Step 4: Simplify right side
    11,922.52x = 175,466,339.85
  5. Step 5: Solve for x
    x = 175,466,339.85/11,922.52
  6. Step 6: Final answer
    x = 14,717.22

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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.