Home / 19,882.88-29,822.40-10,018.24

Finding the Fourth Proportional to 19,882.88, 29,822.40 and 10,018.24

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Solution

The fourth proportional to 19,882.88, 29,822.40 and 10,018.24 is: 15,026.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,882.88 : 29,822.40 = 10,018.24 : x
  2. Step 2: Convert to fraction form
    19,882.88/29,822.40 = 10,018.24/x
  3. Step 3: Cross multiply
    19,882.88x = 29,822.40 × 10,018.24
  4. Step 4: Simplify right side
    19,882.88x = 298,767,960.58
  5. Step 5: Solve for x
    x = 298,767,960.58/19,882.88
  6. Step 6: Final answer
    x = 15,026.39

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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.