Home / 26,642.32-39,963.51-6,920.71

Finding the Fourth Proportional to 26,642.32, 39,963.51 and 6,920.71

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Solution

The fourth proportional to 26,642.32, 39,963.51 and 6,920.71 is: 10,381.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,642.32 : 39,963.51 = 6,920.71 : x
  2. Step 2: Convert to fraction form
    26,642.32/39,963.51 = 6,920.71/x
  3. Step 3: Cross multiply
    26,642.32x = 39,963.51 × 6,920.71
  4. Step 4: Simplify right side
    26,642.32x = 276,575,763.38
  5. Step 5: Solve for x
    x = 276,575,763.38/26,642.32
  6. Step 6: Final answer
    x = 10,381.07

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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.