Home / 40,890.06-61,283.79-17,488.98

Finding the Fourth Proportional to 40,890.06, 61,283.79 and 17,488.98

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Solution

The fourth proportional to 40,890.06, 61,283.79 and 17,488.98 is: 26,211.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,890.06 : 61,283.79 = 17,488.98 : x
  2. Step 2: Convert to fraction form
    40,890.06/61,283.79 = 17,488.98/x
  3. Step 3: Cross multiply
    40,890.06x = 61,283.79 × 17,488.98
  4. Step 4: Simplify right side
    40,890.06x = 1,071,790,977.63
  5. Step 5: Solve for x
    x = 1,071,790,977.63/40,890.06
  6. Step 6: Final answer
    x = 26,211.53

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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.