Home / 26,892.09-40,349.75-10,257.12

Finding the Fourth Proportional to 26,892.09, 40,349.75 and 10,257.12

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Solution

The fourth proportional to 26,892.09, 40,349.75 and 10,257.12 is: 15,390.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,892.09 : 40,349.75 = 10,257.12 : x
  2. Step 2: Convert to fraction form
    26,892.09/40,349.75 = 10,257.12/x
  3. Step 3: Cross multiply
    26,892.09x = 40,349.75 × 10,257.12
  4. Step 4: Simplify right side
    26,892.09x = 413,872,176.43
  5. Step 5: Solve for x
    x = 413,872,176.43/26,892.09
  6. Step 6: Final answer
    x = 15,390.11

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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.