Home / 15,286.47-22,929.95-6,966.15

Finding the Fourth Proportional to 15,286.47, 22,929.95 and 6,966.15

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Solution

The fourth proportional to 15,286.47, 22,929.95 and 6,966.15 is: 10,449.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,286.47 : 22,929.95 = 6,966.15 : x
  2. Step 2: Convert to fraction form
    15,286.47/22,929.95 = 6,966.15/x
  3. Step 3: Cross multiply
    15,286.47x = 22,929.95 × 6,966.15
  4. Step 4: Simplify right side
    15,286.47x = 159,733,436.36
  5. Step 5: Solve for x
    x = 159,733,436.36/15,286.47
  6. Step 6: Final answer
    x = 10,449.33

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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.