Home / 15,738.74-23,622.69-7,953.02

Finding the Fourth Proportional to 15,738.74, 23,622.69 and 7,953.02

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Solution

The fourth proportional to 15,738.74, 23,622.69 and 7,953.02 is: 11,936.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,738.74 : 23,622.69 = 7,953.02 : x
  2. Step 2: Convert to fraction form
    15,738.74/23,622.69 = 7,953.02/x
  3. Step 3: Cross multiply
    15,738.74x = 23,622.69 × 7,953.02
  4. Step 4: Simplify right side
    15,738.74x = 187,871,726.02
  5. Step 5: Solve for x
    x = 187,871,726.02/15,738.74
  6. Step 6: Final answer
    x = 11,936.90

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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.