Home / 16,402.36-22,645.56-11,364.70

Finding the Fourth Proportional to 16,402.36, 22,645.56 and 11,364.70

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Solution

The fourth proportional to 16,402.36, 22,645.56 and 11,364.70 is: 15,690.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,402.36 : 22,645.56 = 11,364.70 : x
  2. Step 2: Convert to fraction form
    16,402.36/22,645.56 = 11,364.70/x
  3. Step 3: Cross multiply
    16,402.36x = 22,645.56 × 11,364.70
  4. Step 4: Simplify right side
    16,402.36x = 257,359,995.73
  5. Step 5: Solve for x
    x = 257,359,995.73/16,402.36
  6. Step 6: Final answer
    x = 15,690.42

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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.