Home / 15,745.39-23,612.58-4,649.13

Finding the Fourth Proportional to 15,745.39, 23,612.58 and 4,649.13

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Solution

The fourth proportional to 15,745.39, 23,612.58 and 4,649.13 is: 6,972.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,745.39 : 23,612.58 = 4,649.13 : x
  2. Step 2: Convert to fraction form
    15,745.39/23,612.58 = 4,649.13/x
  3. Step 3: Cross multiply
    15,745.39x = 23,612.58 × 4,649.13
  4. Step 4: Simplify right side
    15,745.39x = 109,777,954.06
  5. Step 5: Solve for x
    x = 109,777,954.06/15,745.39
  6. Step 6: Final answer
    x = 6,972.07

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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.