Home / 15,112.76-22,653.32-5,746.92

Finding the Fourth Proportional to 15,112.76, 22,653.32 and 5,746.92

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Solution

The fourth proportional to 15,112.76, 22,653.32 and 5,746.92 is: 8,614.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,112.76 : 22,653.32 = 5,746.92 : x
  2. Step 2: Convert to fraction form
    15,112.76/22,653.32 = 5,746.92/x
  3. Step 3: Cross multiply
    15,112.76x = 22,653.32 × 5,746.92
  4. Step 4: Simplify right side
    15,112.76x = 130,186,789.04
  5. Step 5: Solve for x
    x = 130,186,789.04/15,112.76
  6. Step 6: Final answer
    x = 8,614.37

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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.