Home / 13,746.76-20,575.05-10,441.69

Finding the Fourth Proportional to 13,746.76, 20,575.05 and 10,441.69

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Solution

The fourth proportional to 13,746.76, 20,575.05 and 10,441.69 is: 15,628.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,746.76 : 20,575.05 = 10,441.69 : x
  2. Step 2: Convert to fraction form
    13,746.76/20,575.05 = 10,441.69/x
  3. Step 3: Cross multiply
    13,746.76x = 20,575.05 × 10,441.69
  4. Step 4: Simplify right side
    13,746.76x = 214,838,293.83
  5. Step 5: Solve for x
    x = 214,838,293.83/13,746.76
  6. Step 6: Final answer
    x = 15,628.29

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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.