Home / 26,885.47-40,336.41-13,747.07

Finding the Fourth Proportional to 26,885.47, 40,336.41 and 13,747.07

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Solution

The fourth proportional to 26,885.47, 40,336.41 and 13,747.07 is: 20,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,885.47 : 40,336.41 = 13,747.07 : x
  2. Step 2: Convert to fraction form
    26,885.47/40,336.41 = 13,747.07/x
  3. Step 3: Cross multiply
    26,885.47x = 40,336.41 × 13,747.07
  4. Step 4: Simplify right side
    26,885.47x = 554,507,451.82
  5. Step 5: Solve for x
    x = 554,507,451.82/26,885.47
  6. Step 6: Final answer
    x = 20,624.80

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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.