Home / 26,180.60-39,255.96-17,870.64

Finding the Fourth Proportional to 26,180.60, 39,255.96 and 17,870.64

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Solution

The fourth proportional to 26,180.60, 39,255.96 and 17,870.64 is: 26,795.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,180.60 : 39,255.96 = 17,870.64 : x
  2. Step 2: Convert to fraction form
    26,180.60/39,255.96 = 17,870.64/x
  3. Step 3: Cross multiply
    26,180.60x = 39,255.96 × 17,870.64
  4. Step 4: Simplify right side
    26,180.60x = 701,529,129.01
  5. Step 5: Solve for x
    x = 701,529,129.01/26,180.60
  6. Step 6: Final answer
    x = 26,795.76

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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.