Home / 23,336.66-32,179.12-15,769.86

Finding the Fourth Proportional to 23,336.66, 32,179.12 and 15,769.86

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Solution

The fourth proportional to 23,336.66, 32,179.12 and 15,769.86 is: 21,745.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,336.66 : 32,179.12 = 15,769.86 : x
  2. Step 2: Convert to fraction form
    23,336.66/32,179.12 = 15,769.86/x
  3. Step 3: Cross multiply
    23,336.66x = 32,179.12 × 15,769.86
  4. Step 4: Simplify right side
    23,336.66x = 507,460,417.44
  5. Step 5: Solve for x
    x = 507,460,417.44/23,336.66
  6. Step 6: Final answer
    x = 21,745.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.