Home / 35,721.05-53,583.80-9,425.82

Finding the Fourth Proportional to 35,721.05, 53,583.80 and 9,425.82

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Solution

The fourth proportional to 35,721.05, 53,583.80 and 9,425.82 is: 14,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,721.05 : 53,583.80 = 9,425.82 : x
  2. Step 2: Convert to fraction form
    35,721.05/53,583.80 = 9,425.82/x
  3. Step 3: Cross multiply
    35,721.05x = 53,583.80 × 9,425.82
  4. Step 4: Simplify right side
    35,721.05x = 505,071,253.72
  5. Step 5: Solve for x
    x = 505,071,253.72/35,721.05
  6. Step 6: Final answer
    x = 14,139.32

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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.