Home / 27,690.68-41,302.57-26,860.64

Finding the Fourth Proportional to 27,690.68, 41,302.57 and 26,860.64

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Solution

The fourth proportional to 27,690.68, 41,302.57 and 26,860.64 is: 40,064.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,690.68 : 41,302.57 = 26,860.64 : x
  2. Step 2: Convert to fraction form
    27,690.68/41,302.57 = 26,860.64/x
  3. Step 3: Cross multiply
    27,690.68x = 41,302.57 × 26,860.64
  4. Step 4: Simplify right side
    27,690.68x = 1,109,413,463.84
  5. Step 5: Solve for x
    x = 1,109,413,463.84/27,690.68
  6. Step 6: Final answer
    x = 40,064.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.