Home / 16,330.70-22,528.50-10,040.78

Finding the Fourth Proportional to 16,330.70, 22,528.50 and 10,040.78

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Solution

The fourth proportional to 16,330.70, 22,528.50 and 10,040.78 is: 13,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,330.70 : 22,528.50 = 10,040.78 : x
  2. Step 2: Convert to fraction form
    16,330.70/22,528.50 = 10,040.78/x
  3. Step 3: Cross multiply
    16,330.70x = 22,528.50 × 10,040.78
  4. Step 4: Simplify right side
    16,330.70x = 226,203,712.23
  5. Step 5: Solve for x
    x = 226,203,712.23/16,330.70
  6. Step 6: Final answer
    x = 13,851.44

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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.