Home / 30,329.28-41,854.24-16,901.12

Finding the Fourth Proportional to 30,329.28, 41,854.24 and 16,901.12

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Solution

The fourth proportional to 30,329.28, 41,854.24 and 16,901.12 is: 23,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,329.28 : 41,854.24 = 16,901.12 : x
  2. Step 2: Convert to fraction form
    30,329.28/41,854.24 = 16,901.12/x
  3. Step 3: Cross multiply
    30,329.28x = 41,854.24 × 16,901.12
  4. Step 4: Simplify right side
    30,329.28x = 707,383,532.75
  5. Step 5: Solve for x
    x = 707,383,532.75/30,329.28
  6. Step 6: Final answer
    x = 23,323.45

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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.