Home / 36,412.70-54,640.30-15,351.46

Finding the Fourth Proportional to 36,412.70, 54,640.30 and 15,351.46

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Solution

The fourth proportional to 36,412.70, 54,640.30 and 15,351.46 is: 23,036.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,412.70 : 54,640.30 = 15,351.46 : x
  2. Step 2: Convert to fraction form
    36,412.70/54,640.30 = 15,351.46/x
  3. Step 3: Cross multiply
    36,412.70x = 54,640.30 × 15,351.46
  4. Step 4: Simplify right side
    36,412.70x = 838,808,379.84
  5. Step 5: Solve for x
    x = 838,808,379.84/36,412.70
  6. Step 6: Final answer
    x = 23,036.15

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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.