Home / 26,670.16-40,028.28-10,265.68

Finding the Fourth Proportional to 26,670.16, 40,028.28 and 10,265.68

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Solution

The fourth proportional to 26,670.16, 40,028.28 and 10,265.68 is: 15,407.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670.16 : 40,028.28 = 10,265.68 : x
  2. Step 2: Convert to fraction form
    26,670.16/40,028.28 = 10,265.68/x
  3. Step 3: Cross multiply
    26,670.16x = 40,028.28 × 10,265.68
  4. Step 4: Simplify right side
    26,670.16x = 410,917,513.43
  5. Step 5: Solve for x
    x = 410,917,513.43/26,670.16
  6. Step 6: Final answer
    x = 15,407.39

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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.