Home / 47,551.28-65,602.05-30,552.98

Finding the Fourth Proportional to 47,551.28, 65,602.05 and 30,552.98

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Solution

The fourth proportional to 47,551.28, 65,602.05 and 30,552.98 is: 42,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,551.28 : 65,602.05 = 30,552.98 : x
  2. Step 2: Convert to fraction form
    47,551.28/65,602.05 = 30,552.98/x
  3. Step 3: Cross multiply
    47,551.28x = 65,602.05 × 30,552.98
  4. Step 4: Simplify right side
    47,551.28x = 2,004,338,121.61
  5. Step 5: Solve for x
    x = 2,004,338,121.61/47,551.28
  6. Step 6: Final answer
    x = 42,151.09

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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.