Home / 18,407.46-25,371.96-13,022.94

Finding the Fourth Proportional to 18,407.46, 25,371.96 and 13,022.94

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Solution

The fourth proportional to 18,407.46, 25,371.96 and 13,022.94 is: 17,950.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,407.46 : 25,371.96 = 13,022.94 : x
  2. Step 2: Convert to fraction form
    18,407.46/25,371.96 = 13,022.94/x
  3. Step 3: Cross multiply
    18,407.46x = 25,371.96 × 13,022.94
  4. Step 4: Simplify right side
    18,407.46x = 330,417,512.76
  5. Step 5: Solve for x
    x = 330,417,512.76/18,407.46
  6. Step 6: Final answer
    x = 17,950.20

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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.