Home / 36,247.50-54,400.41-18,722.34

Finding the Fourth Proportional to 36,247.50, 54,400.41 and 18,722.34

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Solution

The fourth proportional to 36,247.50, 54,400.41 and 18,722.34 is: 28,098.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,247.50 : 54,400.41 = 18,722.34 : x
  2. Step 2: Convert to fraction form
    36,247.50/54,400.41 = 18,722.34/x
  3. Step 3: Cross multiply
    36,247.50x = 54,400.41 × 18,722.34
  4. Step 4: Simplify right side
    36,247.50x = 1,018,502,972.16
  5. Step 5: Solve for x
    x = 1,018,502,972.16/36,247.50
  6. Step 6: Final answer
    x = 28,098.57

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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.