Home / 16,206.03-22,366.10-9,401.55

Finding the Fourth Proportional to 16,206.03, 22,366.10 and 9,401.55

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Solution

The fourth proportional to 16,206.03, 22,366.10 and 9,401.55 is: 12,975.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,206.03 : 22,366.10 = 9,401.55 : x
  2. Step 2: Convert to fraction form
    16,206.03/22,366.10 = 9,401.55/x
  3. Step 3: Cross multiply
    16,206.03x = 22,366.10 × 9,401.55
  4. Step 4: Simplify right side
    16,206.03x = 210,275,947.09
  5. Step 5: Solve for x
    x = 210,275,947.09/16,206.03
  6. Step 6: Final answer
    x = 12,975.17

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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.