Home / 15,887.84-23,831.76-5,499.59

Finding the Fourth Proportional to 15,887.84, 23,831.76 and 5,499.59

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Solution

The fourth proportional to 15,887.84, 23,831.76 and 5,499.59 is: 8,249.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.84 : 23,831.76 = 5,499.59 : x
  2. Step 2: Convert to fraction form
    15,887.84/23,831.76 = 5,499.59/x
  3. Step 3: Cross multiply
    15,887.84x = 23,831.76 × 5,499.59
  4. Step 4: Simplify right side
    15,887.84x = 131,064,908.98
  5. Step 5: Solve for x
    x = 131,064,908.98/15,887.84
  6. Step 6: Final answer
    x = 8,249.39

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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.