Home / 13,746.97-20,618.76-5,852.66

Finding the Fourth Proportional to 13,746.97, 20,618.76 and 5,852.66

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Solution

The fourth proportional to 13,746.97, 20,618.76 and 5,852.66 is: 8,778.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,746.97 : 20,618.76 = 5,852.66 : x
  2. Step 2: Convert to fraction form
    13,746.97/20,618.76 = 5,852.66/x
  3. Step 3: Cross multiply
    13,746.97x = 20,618.76 × 5,852.66
  4. Step 4: Simplify right side
    13,746.97x = 120,674,591.90
  5. Step 5: Solve for x
    x = 120,674,591.90/13,746.97
  6. Step 6: Final answer
    x = 8,778.27

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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.