Home / 19,499.85-26,885.37-16,274.29

Finding the Fourth Proportional to 19,499.85, 26,885.37 and 16,274.29

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Solution

The fourth proportional to 19,499.85, 26,885.37 and 16,274.29 is: 22,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,499.85 : 26,885.37 = 16,274.29 : x
  2. Step 2: Convert to fraction form
    19,499.85/26,885.37 = 16,274.29/x
  3. Step 3: Cross multiply
    19,499.85x = 26,885.37 × 16,274.29
  4. Step 4: Simplify right side
    19,499.85x = 437,540,308.14
  5. Step 5: Solve for x
    x = 437,540,308.14/19,499.85
  6. Step 6: Final answer
    x = 22,438.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.