Home / 19,829.94-27,358.20-11,325.93

Finding the Fourth Proportional to 19,829.94, 27,358.20 and 11,325.93

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Solution

The fourth proportional to 19,829.94, 27,358.20 and 11,325.93 is: 15,625.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.94 : 27,358.20 = 11,325.93 : x
  2. Step 2: Convert to fraction form
    19,829.94/27,358.20 = 11,325.93/x
  3. Step 3: Cross multiply
    19,829.94x = 27,358.20 × 11,325.93
  4. Step 4: Simplify right side
    19,829.94x = 309,857,058.13
  5. Step 5: Solve for x
    x = 309,857,058.13/19,829.94
  6. Step 6: Final answer
    x = 15,625.72

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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.