Home / 36,889.14-55,337.90-13,515.58

Finding the Fourth Proportional to 36,889.14, 55,337.90 and 13,515.58

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Solution

The fourth proportional to 36,889.14, 55,337.90 and 13,515.58 is: 20,274.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,889.14 : 55,337.90 = 13,515.58 : x
  2. Step 2: Convert to fraction form
    36,889.14/55,337.90 = 13,515.58/x
  3. Step 3: Cross multiply
    36,889.14x = 55,337.90 × 13,515.58
  4. Step 4: Simplify right side
    36,889.14x = 747,923,814.48
  5. Step 5: Solve for x
    x = 747,923,814.48/36,889.14
  6. Step 6: Final answer
    x = 20,274.91

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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.