Home / 15,106.86-22,660.56-5,246.46

Finding the Fourth Proportional to 15,106.86, 22,660.56 and 5,246.46

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Solution

The fourth proportional to 15,106.86, 22,660.56 and 5,246.46 is: 7,869.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106.86 : 22,660.56 = 5,246.46 : x
  2. Step 2: Convert to fraction form
    15,106.86/22,660.56 = 5,246.46/x
  3. Step 3: Cross multiply
    15,106.86x = 22,660.56 × 5,246.46
  4. Step 4: Simplify right side
    15,106.86x = 118,887,721.62
  5. Step 5: Solve for x
    x = 118,887,721.62/15,106.86
  6. Step 6: Final answer
    x = 7,869.78

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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.