Home / 38,209.22-57,315.38-9,746.92

Finding the Fourth Proportional to 38,209.22, 57,315.38 and 9,746.92

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Solution

The fourth proportional to 38,209.22, 57,315.38 and 9,746.92 is: 14,620.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,209.22 : 57,315.38 = 9,746.92 : x
  2. Step 2: Convert to fraction form
    38,209.22/57,315.38 = 9,746.92/x
  3. Step 3: Cross multiply
    38,209.22x = 57,315.38 × 9,746.92
  4. Step 4: Simplify right side
    38,209.22x = 558,648,423.63
  5. Step 5: Solve for x
    x = 558,648,423.63/38,209.22
  6. Step 6: Final answer
    x = 14,620.78

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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.