Home / 15,538.23-23,292.77-7,738.47

Finding the Fourth Proportional to 15,538.23, 23,292.77 and 7,738.47

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Solution

The fourth proportional to 15,538.23, 23,292.77 and 7,738.47 is: 11,600.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,538.23 : 23,292.77 = 7,738.47 : x
  2. Step 2: Convert to fraction form
    15,538.23/23,292.77 = 7,738.47/x
  3. Step 3: Cross multiply
    15,538.23x = 23,292.77 × 7,738.47
  4. Step 4: Simplify right side
    15,538.23x = 180,250,363.17
  5. Step 5: Solve for x
    x = 180,250,363.17/15,538.23
  6. Step 6: Final answer
    x = 11,600.44

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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.