Home / 16,515.18-22,780.62-10,850.22

Finding the Fourth Proportional to 16,515.18, 22,780.62 and 10,850.22

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Solution

The fourth proportional to 16,515.18, 22,780.62 and 10,850.22 is: 14,966.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515.18 : 22,780.62 = 10,850.22 : x
  2. Step 2: Convert to fraction form
    16,515.18/22,780.62 = 10,850.22/x
  3. Step 3: Cross multiply
    16,515.18x = 22,780.62 × 10,850.22
  4. Step 4: Simplify right side
    16,515.18x = 247,174,738.74
  5. Step 5: Solve for x
    x = 247,174,738.74/16,515.18
  6. Step 6: Final answer
    x = 14,966.52

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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.