Home / 13,929.52-20,894.97-4,568.71

Finding the Fourth Proportional to 13,929.52, 20,894.97 and 4,568.71

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Solution

The fourth proportional to 13,929.52, 20,894.97 and 4,568.71 is: 6,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,929.52 : 20,894.97 = 4,568.71 : x
  2. Step 2: Convert to fraction form
    13,929.52/20,894.97 = 4,568.71/x
  3. Step 3: Cross multiply
    13,929.52x = 20,894.97 × 4,568.71
  4. Step 4: Simplify right side
    13,929.52x = 95,462,953.91
  5. Step 5: Solve for x
    x = 95,462,953.91/13,929.52
  6. Step 6: Final answer
    x = 6,853.29

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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.