Home / 19,123.74-26,383.38-14,099.90

Finding the Fourth Proportional to 19,123.74, 26,383.38 and 14,099.90

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Solution

The fourth proportional to 19,123.74, 26,383.38 and 14,099.90 is: 19,452.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123.74 : 26,383.38 = 14,099.90 : x
  2. Step 2: Convert to fraction form
    19,123.74/26,383.38 = 14,099.90/x
  3. Step 3: Cross multiply
    19,123.74x = 26,383.38 × 14,099.90
  4. Step 4: Simplify right side
    19,123.74x = 372,003,019.66
  5. Step 5: Solve for x
    x = 372,003,019.66/19,123.74
  6. Step 6: Final answer
    x = 19,452.42

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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.