Home / 15,106.92-22,660.34-9,911.58

Finding the Fourth Proportional to 15,106.92, 22,660.34 and 9,911.58

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Solution

The fourth proportional to 15,106.92, 22,660.34 and 9,911.58 is: 14,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106.92 : 22,660.34 = 9,911.58 : x
  2. Step 2: Convert to fraction form
    15,106.92/22,660.34 = 9,911.58/x
  3. Step 3: Cross multiply
    15,106.92x = 22,660.34 × 9,911.58
  4. Step 4: Simplify right side
    15,106.92x = 224,599,772.74
  5. Step 5: Solve for x
    x = 224,599,772.74/15,106.92
  6. Step 6: Final answer
    x = 14,867.34

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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.