Home / 26,760.24-40,148.46-8,988.84

Finding the Fourth Proportional to 26,760.24, 40,148.46 and 8,988.84

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Solution

The fourth proportional to 26,760.24, 40,148.46 and 8,988.84 is: 13,485.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,760.24 : 40,148.46 = 8,988.84 : x
  2. Step 2: Convert to fraction form
    26,760.24/40,148.46 = 8,988.84/x
  3. Step 3: Cross multiply
    26,760.24x = 40,148.46 × 8,988.84
  4. Step 4: Simplify right side
    26,760.24x = 360,888,083.19
  5. Step 5: Solve for x
    x = 360,888,083.19/26,760.24
  6. Step 6: Final answer
    x = 13,485.98

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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.