Home / 38,884.88-58,328.22-13,926.64

Finding the Fourth Proportional to 38,884.88, 58,328.22 and 13,926.64

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Solution

The fourth proportional to 38,884.88, 58,328.22 and 13,926.64 is: 20,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,884.88 : 58,328.22 = 13,926.64 : x
  2. Step 2: Convert to fraction form
    38,884.88/58,328.22 = 13,926.64/x
  3. Step 3: Cross multiply
    38,884.88x = 58,328.22 × 13,926.64
  4. Step 4: Simplify right side
    38,884.88x = 812,316,121.78
  5. Step 5: Solve for x
    x = 812,316,121.78/38,884.88
  6. Step 6: Final answer
    x = 20,890.28

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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.