Home / 18,443.07-25,451.40-10,059.57

Finding the Fourth Proportional to 18,443.07, 25,451.40 and 10,059.57

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Solution

The fourth proportional to 18,443.07, 25,451.40 and 10,059.57 is: 13,882.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443.07 : 25,451.40 = 10,059.57 : x
  2. Step 2: Convert to fraction form
    18,443.07/25,451.40 = 10,059.57/x
  3. Step 3: Cross multiply
    18,443.07x = 25,451.40 × 10,059.57
  4. Step 4: Simplify right side
    18,443.07x = 256,030,139.90
  5. Step 5: Solve for x
    x = 256,030,139.90/18,443.07
  6. Step 6: Final answer
    x = 13,882.19

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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.