Home / 39,298.50-54,232.44-21,394.02

Finding the Fourth Proportional to 39,298.50, 54,232.44 and 21,394.02

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Solution

The fourth proportional to 39,298.50, 54,232.44 and 21,394.02 is: 29,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,298.50 : 54,232.44 = 21,394.02 : x
  2. Step 2: Convert to fraction form
    39,298.50/54,232.44 = 21,394.02/x
  3. Step 3: Cross multiply
    39,298.50x = 54,232.44 × 21,394.02
  4. Step 4: Simplify right side
    39,298.50x = 1,160,249,906.01
  5. Step 5: Solve for x
    x = 1,160,249,906.01/39,298.50
  6. Step 6: Final answer
    x = 29,524.03

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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.