Home / 15,887.63-23,831.44-5,499.38

Finding the Fourth Proportional to 15,887.63, 23,831.44 and 5,499.38

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Solution

The fourth proportional to 15,887.63, 23,831.44 and 5,499.38 is: 8,249.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.63 : 23,831.44 = 5,499.38 : x
  2. Step 2: Convert to fraction form
    15,887.63/23,831.44 = 5,499.38/x
  3. Step 3: Cross multiply
    15,887.63x = 23,831.44 × 5,499.38
  4. Step 4: Simplify right side
    15,887.63x = 131,058,144.51
  5. Step 5: Solve for x
    x = 131,058,144.51/15,887.63
  6. Step 6: Final answer
    x = 8,249.07

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Similar ratio
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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.