Home / 36,546.74-54,834.13-12,856.75

Finding the Fourth Proportional to 36,546.74, 54,834.13 and 12,856.75

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Solution

The fourth proportional to 36,546.74, 54,834.13 and 12,856.75 is: 19,290.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,546.74 : 54,834.13 = 12,856.75 : x
  2. Step 2: Convert to fraction form
    36,546.74/54,834.13 = 12,856.75/x
  3. Step 3: Cross multiply
    36,546.74x = 54,834.13 × 12,856.75
  4. Step 4: Simplify right side
    36,546.74x = 704,988,426.71
  5. Step 5: Solve for x
    x = 704,988,426.71/36,546.74
  6. Step 6: Final answer
    x = 19,290.05

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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.