Home / 19,424.88-29,103.84-15,291.36

Finding the Fourth Proportional to 19,424.88, 29,103.84 and 15,291.36

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Solution

The fourth proportional to 19,424.88, 29,103.84 and 15,291.36 is: 22,910.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424.88 : 29,103.84 = 15,291.36 : x
  2. Step 2: Convert to fraction form
    19,424.88/29,103.84 = 15,291.36/x
  3. Step 3: Cross multiply
    19,424.88x = 29,103.84 × 15,291.36
  4. Step 4: Simplify right side
    19,424.88x = 445,037,294.82
  5. Step 5: Solve for x
    x = 445,037,294.82/19,424.88
  6. Step 6: Final answer
    x = 22,910.68

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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.