Home / 29,878.88-41,199.03-19,109.52

Finding the Fourth Proportional to 29,878.88, 41,199.03 and 19,109.52

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Solution

The fourth proportional to 29,878.88, 41,199.03 and 19,109.52 is: 26,349.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,878.88 : 41,199.03 = 19,109.52 : x
  2. Step 2: Convert to fraction form
    29,878.88/41,199.03 = 19,109.52/x
  3. Step 3: Cross multiply
    29,878.88x = 41,199.03 × 19,109.52
  4. Step 4: Simplify right side
    29,878.88x = 787,293,687.77
  5. Step 5: Solve for x
    x = 787,293,687.77/29,878.88
  6. Step 6: Final answer
    x = 26,349.51

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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.