Home / 36,482.12-54,725.88-13,108.76

Finding the Fourth Proportional to 36,482.12, 54,725.88 and 13,108.76

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Solution

The fourth proportional to 36,482.12, 54,725.88 and 13,108.76 is: 19,664.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,482.12 : 54,725.88 = 13,108.76 : x
  2. Step 2: Convert to fraction form
    36,482.12/54,725.88 = 13,108.76/x
  3. Step 3: Cross multiply
    36,482.12x = 54,725.88 × 13,108.76
  4. Step 4: Simplify right side
    36,482.12x = 717,388,426.71
  5. Step 5: Solve for x
    x = 717,388,426.71/36,482.12
  6. Step 6: Final answer
    x = 19,664.11

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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.