Home / 39,103.96-53,964.14-22,337.08

Finding the Fourth Proportional to 39,103.96, 53,964.14 and 22,337.08

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Solution

The fourth proportional to 39,103.96, 53,964.14 and 22,337.08 is: 30,825.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,103.96 : 53,964.14 = 22,337.08 : x
  2. Step 2: Convert to fraction form
    39,103.96/53,964.14 = 22,337.08/x
  3. Step 3: Cross multiply
    39,103.96x = 53,964.14 × 22,337.08
  4. Step 4: Simplify right side
    39,103.96x = 1,205,401,312.31
  5. Step 5: Solve for x
    x = 1,205,401,312.31/39,103.96
  6. Step 6: Final answer
    x = 30,825.56

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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.