Home / 23,315.19-34,979.74-21,922.71

Finding the Fourth Proportional to 23,315.19, 34,979.74 and 21,922.71

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Solution

The fourth proportional to 23,315.19, 34,979.74 and 21,922.71 is: 32,890.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,315.19 : 34,979.74 = 21,922.71 : x
  2. Step 2: Convert to fraction form
    23,315.19/34,979.74 = 21,922.71/x
  3. Step 3: Cross multiply
    23,315.19x = 34,979.74 × 21,922.71
  4. Step 4: Simplify right side
    23,315.19x = 766,850,695.90
  5. Step 5: Solve for x
    x = 766,850,695.90/23,315.19
  6. Step 6: Final answer
    x = 32,890.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.