Home / 26,894.28-40,302.18-15,147.48

Finding the Fourth Proportional to 26,894.28, 40,302.18 and 15,147.48

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Solution

The fourth proportional to 26,894.28, 40,302.18 and 15,147.48 is: 22,699.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,894.28 : 40,302.18 = 15,147.48 : x
  2. Step 2: Convert to fraction form
    26,894.28/40,302.18 = 15,147.48/x
  3. Step 3: Cross multiply
    26,894.28x = 40,302.18 × 15,147.48
  4. Step 4: Simplify right side
    26,894.28x = 610,476,465.51
  5. Step 5: Solve for x
    x = 610,476,465.51/26,894.28
  6. Step 6: Final answer
    x = 22,699.12

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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.