Home / 36,872.15-50,883.75-20,956.59

Finding the Fourth Proportional to 36,872.15, 50,883.75 and 20,956.59

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Solution

The fourth proportional to 36,872.15, 50,883.75 and 20,956.59 is: 28,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,872.15 : 50,883.75 = 20,956.59 : x
  2. Step 2: Convert to fraction form
    36,872.15/50,883.75 = 20,956.59/x
  3. Step 3: Cross multiply
    36,872.15x = 50,883.75 × 20,956.59
  4. Step 4: Simplify right side
    36,872.15x = 1,066,349,886.41
  5. Step 5: Solve for x
    x = 1,066,349,886.41/36,872.15
  6. Step 6: Final answer
    x = 28,920.20

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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.