Home / 36,411.32-50,246.82-20,278.52

Finding the Fourth Proportional to 36,411.32, 50,246.82 and 20,278.52

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Solution

The fourth proportional to 36,411.32, 50,246.82 and 20,278.52 is: 27,983.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,411.32 : 50,246.82 = 20,278.52 : x
  2. Step 2: Convert to fraction form
    36,411.32/50,246.82 = 20,278.52/x
  3. Step 3: Cross multiply
    36,411.32x = 50,246.82 × 20,278.52
  4. Step 4: Simplify right side
    36,411.32x = 1,018,931,144.31
  5. Step 5: Solve for x
    x = 1,018,931,144.31/36,411.32
  6. Step 6: Final answer
    x = 27,983.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.