Home / 19,909.77-29,883.12-10,055.97

Finding the Fourth Proportional to 19,909.77, 29,883.12 and 10,055.97

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Solution

The fourth proportional to 19,909.77, 29,883.12 and 10,055.97 is: 15,093.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,909.77 : 29,883.12 = 10,055.97 : x
  2. Step 2: Convert to fraction form
    19,909.77/29,883.12 = 10,055.97/x
  3. Step 3: Cross multiply
    19,909.77x = 29,883.12 × 10,055.97
  4. Step 4: Simplify right side
    19,909.77x = 300,503,758.23
  5. Step 5: Solve for x
    x = 300,503,758.23/19,909.77
  6. Step 6: Final answer
    x = 15,093.28

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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.