Home / 17,012.73-25,521.72-8,688.24

Finding the Fourth Proportional to 17,012.73, 25,521.72 and 8,688.24

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Solution

The fourth proportional to 17,012.73, 25,521.72 and 8,688.24 is: 13,033.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,012.73 : 25,521.72 = 8,688.24 : x
  2. Step 2: Convert to fraction form
    17,012.73/25,521.72 = 8,688.24/x
  3. Step 3: Cross multiply
    17,012.73x = 25,521.72 × 8,688.24
  4. Step 4: Simplify right side
    17,012.73x = 221,738,828.57
  5. Step 5: Solve for x
    x = 221,738,828.57/17,012.73
  6. Step 6: Final answer
    x = 13,033.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.