Home / 39,498.36-54,509.05-21,592.97

Finding the Fourth Proportional to 39,498.36, 54,509.05 and 21,592.97

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Solution

The fourth proportional to 39,498.36, 54,509.05 and 21,592.97 is: 29,799.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,498.36 : 54,509.05 = 21,592.97 : x
  2. Step 2: Convert to fraction form
    39,498.36/54,509.05 = 21,592.97/x
  3. Step 3: Cross multiply
    39,498.36x = 54,509.05 × 21,592.97
  4. Step 4: Simplify right side
    39,498.36x = 1,177,012,281.38
  5. Step 5: Solve for x
    x = 1,177,012,281.38/39,498.36
  6. Step 6: Final answer
    x = 29,799.02

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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.