Home / 26,904.80-40,357.20-16,407.20

Finding the Fourth Proportional to 26,904.80, 40,357.20 and 16,407.20

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Solution

The fourth proportional to 26,904.80, 40,357.20 and 16,407.20 is: 24,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,904.80 : 40,357.20 = 16,407.20 : x
  2. Step 2: Convert to fraction form
    26,904.80/40,357.20 = 16,407.20/x
  3. Step 3: Cross multiply
    26,904.80x = 40,357.20 × 16,407.20
  4. Step 4: Simplify right side
    26,904.80x = 662,148,651.84
  5. Step 5: Solve for x
    x = 662,148,651.84/26,904.80
  6. Step 6: Final answer
    x = 24,610.80

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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.