Home / 16,142.70-22,275.80-10,836.66

Finding the Fourth Proportional to 16,142.70, 22,275.80 and 10,836.66

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Solution

The fourth proportional to 16,142.70, 22,275.80 and 10,836.66 is: 14,953.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,142.70 : 22,275.80 = 10,836.66 : x
  2. Step 2: Convert to fraction form
    16,142.70/22,275.80 = 10,836.66/x
  3. Step 3: Cross multiply
    16,142.70x = 22,275.80 × 10,836.66
  4. Step 4: Simplify right side
    16,142.70x = 241,395,270.83
  5. Step 5: Solve for x
    x = 241,395,270.83/16,142.70
  6. Step 6: Final answer
    x = 14,953.83

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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.