Home / 51,373.64-77,049.07-15,829.12

Finding the Fourth Proportional to 51,373.64, 77,049.07 and 15,829.12

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Solution

The fourth proportional to 51,373.64, 77,049.07 and 15,829.12 is: 23,740.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,373.64 : 77,049.07 = 15,829.12 : x
  2. Step 2: Convert to fraction form
    51,373.64/77,049.07 = 15,829.12/x
  3. Step 3: Cross multiply
    51,373.64x = 77,049.07 × 15,829.12
  4. Step 4: Simplify right side
    51,373.64x = 1,219,619,120.70
  5. Step 5: Solve for x
    x = 1,219,619,120.70/51,373.64
  6. Step 6: Final answer
    x = 23,740.17

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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.