Home / 16,378.34-22,610.70-11,028.92

Finding the Fourth Proportional to 16,378.34, 22,610.70 and 11,028.92

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Solution

The fourth proportional to 16,378.34, 22,610.70 and 11,028.92 is: 15,225.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.34 : 22,610.70 = 11,028.92 : x
  2. Step 2: Convert to fraction form
    16,378.34/22,610.70 = 11,028.92/x
  3. Step 3: Cross multiply
    16,378.34x = 22,610.70 × 11,028.92
  4. Step 4: Simplify right side
    16,378.34x = 249,371,488.39
  5. Step 5: Solve for x
    x = 249,371,488.39/16,378.34
  6. Step 6: Final answer
    x = 15,225.69

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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.