Home / 39,103.84-53,966.16-22,336.48

Finding the Fourth Proportional to 39,103.84, 53,966.16 and 22,336.48

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Solution

The fourth proportional to 39,103.84, 53,966.16 and 22,336.48 is: 30,825.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,103.84 : 53,966.16 = 22,336.48 : x
  2. Step 2: Convert to fraction form
    39,103.84/53,966.16 = 22,336.48/x
  3. Step 3: Cross multiply
    39,103.84x = 53,966.16 × 22,336.48
  4. Step 4: Simplify right side
    39,103.84x = 1,205,414,053.52
  5. Step 5: Solve for x
    x = 1,205,414,053.52/39,103.84
  6. Step 6: Final answer
    x = 30,825.98

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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.