Home / 29,262.47-40,344.08-18,648.23

Finding the Fourth Proportional to 29,262.47, 40,344.08 and 18,648.23

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Solution

The fourth proportional to 29,262.47, 40,344.08 and 18,648.23 is: 25,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,262.47 : 40,344.08 = 18,648.23 : x
  2. Step 2: Convert to fraction form
    29,262.47/40,344.08 = 18,648.23/x
  3. Step 3: Cross multiply
    29,262.47x = 40,344.08 × 18,648.23
  4. Step 4: Simplify right side
    29,262.47x = 752,345,388.02
  5. Step 5: Solve for x
    x = 752,345,388.02/29,262.47
  6. Step 6: Final answer
    x = 25,710.25

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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.