Home / 51,957.05-77,943.77-16,888.50

Finding the Fourth Proportional to 51,957.05, 77,943.77 and 16,888.50

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Solution

The fourth proportional to 51,957.05, 77,943.77 and 16,888.50 is: 25,335.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,957.05 : 77,943.77 = 16,888.50 : x
  2. Step 2: Convert to fraction form
    51,957.05/77,943.77 = 16,888.50/x
  3. Step 3: Cross multiply
    51,957.05x = 77,943.77 × 16,888.50
  4. Step 4: Simplify right side
    51,957.05x = 1,316,353,338.53
  5. Step 5: Solve for x
    x = 1,316,353,338.53/51,957.05
  6. Step 6: Final answer
    x = 25,335.42

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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.