Home / 26,936.19-40,401.09-7,216.34

Finding the Fourth Proportional to 26,936.19, 40,401.09 and 7,216.34

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Solution

The fourth proportional to 26,936.19, 40,401.09 and 7,216.34 is: 10,823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,936.19 : 40,401.09 = 7,216.34 : x
  2. Step 2: Convert to fraction form
    26,936.19/40,401.09 = 7,216.34/x
  3. Step 3: Cross multiply
    26,936.19x = 40,401.09 × 7,216.34
  4. Step 4: Simplify right side
    26,936.19x = 291,547,799.81
  5. Step 5: Solve for x
    x = 291,547,799.81/26,936.19
  6. Step 6: Final answer
    x = 10,823.65

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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.