Home / 39,849.68-54,989.36-22,853.76

Finding the Fourth Proportional to 39,849.68, 54,989.36 and 22,853.76

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Solution

The fourth proportional to 39,849.68, 54,989.36 and 22,853.76 is: 31,536.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,849.68 : 54,989.36 = 22,853.76 : x
  2. Step 2: Convert to fraction form
    39,849.68/54,989.36 = 22,853.76/x
  3. Step 3: Cross multiply
    39,849.68x = 54,989.36 × 22,853.76
  4. Step 4: Simplify right side
    39,849.68x = 1,256,713,635.99
  5. Step 5: Solve for x
    x = 1,256,713,635.99/39,849.68
  6. Step 6: Final answer
    x = 31,536.35

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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.