Home / 15,817.28-23,718.48-9,245.36

Finding the Fourth Proportional to 15,817.28, 23,718.48 and 9,245.36

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Solution

The fourth proportional to 15,817.28, 23,718.48 and 9,245.36 is: 13,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,817.28 : 23,718.48 = 9,245.36 : x
  2. Step 2: Convert to fraction form
    15,817.28/23,718.48 = 9,245.36/x
  3. Step 3: Cross multiply
    15,817.28x = 23,718.48 × 9,245.36
  4. Step 4: Simplify right side
    15,817.28x = 219,285,886.25
  5. Step 5: Solve for x
    x = 219,285,886.25/15,817.28
  6. Step 6: Final answer
    x = 13,863.69

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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.