Home / 18,549.72-25,599.06-10,166.28

Finding the Fourth Proportional to 18,549.72, 25,599.06 and 10,166.28

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Solution

The fourth proportional to 18,549.72, 25,599.06 and 10,166.28 is: 14,029.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549.72 : 25,599.06 = 10,166.28 : x
  2. Step 2: Convert to fraction form
    18,549.72/25,599.06 = 10,166.28/x
  3. Step 3: Cross multiply
    18,549.72x = 25,599.06 × 10,166.28
  4. Step 4: Simplify right side
    18,549.72x = 260,247,211.70
  5. Step 5: Solve for x
    x = 260,247,211.70/18,549.72
  6. Step 6: Final answer
    x = 14,029.71

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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.