Home / 15,217.74-22,815.54-10,275.12

Finding the Fourth Proportional to 15,217.74, 22,815.54 and 10,275.12

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Solution

The fourth proportional to 15,217.74, 22,815.54 and 10,275.12 is: 15,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,217.74 : 22,815.54 = 10,275.12 : x
  2. Step 2: Convert to fraction form
    15,217.74/22,815.54 = 10,275.12/x
  3. Step 3: Cross multiply
    15,217.74x = 22,815.54 × 10,275.12
  4. Step 4: Simplify right side
    15,217.74x = 234,432,411.36
  5. Step 5: Solve for x
    x = 234,432,411.36/15,217.74
  6. Step 6: Final answer
    x = 15,405.21

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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.