Home / 27,573.30-38,045.04-15,633.90

Finding the Fourth Proportional to 27,573.30, 38,045.04 and 15,633.90

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Solution

The fourth proportional to 27,573.30, 38,045.04 and 15,633.90 is: 21,571.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,573.30 : 38,045.04 = 15,633.90 : x
  2. Step 2: Convert to fraction form
    27,573.30/38,045.04 = 15,633.90/x
  3. Step 3: Cross multiply
    27,573.30x = 38,045.04 × 15,633.90
  4. Step 4: Simplify right side
    27,573.30x = 594,792,350.86
  5. Step 5: Solve for x
    x = 594,792,350.86/27,573.30
  6. Step 6: Final answer
    x = 21,571.32

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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.