Home / 47,040.49-64,916.72-25,821.73

Finding the Fourth Proportional to 47,040.49, 64,916.72 and 25,821.73

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Solution

The fourth proportional to 47,040.49, 64,916.72 and 25,821.73 is: 35,634.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,040.49 : 64,916.72 = 25,821.73 : x
  2. Step 2: Convert to fraction form
    47,040.49/64,916.72 = 25,821.73/x
  3. Step 3: Cross multiply
    47,040.49x = 64,916.72 × 25,821.73
  4. Step 4: Simplify right side
    47,040.49x = 1,676,261,887.22
  5. Step 5: Solve for x
    x = 1,676,261,887.22/47,040.49
  6. Step 6: Final answer
    x = 35,634.45

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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.