Home / 25,139.46-34,706.31-17,193.36

Finding the Fourth Proportional to 25,139.46, 34,706.31 and 17,193.36

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Solution

The fourth proportional to 25,139.46, 34,706.31 and 17,193.36 is: 23,736.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,139.46 : 34,706.31 = 17,193.36 : x
  2. Step 2: Convert to fraction form
    25,139.46/34,706.31 = 17,193.36/x
  3. Step 3: Cross multiply
    25,139.46x = 34,706.31 × 17,193.36
  4. Step 4: Simplify right side
    25,139.46x = 596,718,082.10
  5. Step 5: Solve for x
    x = 596,718,082.10/25,139.46
  6. Step 6: Final answer
    x = 23,736.31

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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.