Home / 18,532.11-25,574.46-10,574.28

Finding the Fourth Proportional to 18,532.11, 25,574.46 and 10,574.28

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Solution

The fourth proportional to 18,532.11, 25,574.46 and 10,574.28 is: 14,592.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.11 : 25,574.46 = 10,574.28 : x
  2. Step 2: Convert to fraction form
    18,532.11/25,574.46 = 10,574.28/x
  3. Step 3: Cross multiply
    18,532.11x = 25,574.46 × 10,574.28
  4. Step 4: Simplify right side
    18,532.11x = 270,431,500.89
  5. Step 5: Solve for x
    x = 270,431,500.89/18,532.11
  6. Step 6: Final answer
    x = 14,592.59

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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.