Home / 61,043.04-91,554.06-18,347.82

Finding the Fourth Proportional to 61,043.04, 91,554.06 and 18,347.82

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Solution

The fourth proportional to 61,043.04, 91,554.06 and 18,347.82 is: 27,518.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,043.04 : 91,554.06 = 18,347.82 : x
  2. Step 2: Convert to fraction form
    61,043.04/91,554.06 = 18,347.82/x
  3. Step 3: Cross multiply
    61,043.04x = 91,554.06 × 18,347.82
  4. Step 4: Simplify right side
    61,043.04x = 1,679,817,413.15
  5. Step 5: Solve for x
    x = 1,679,817,413.15/61,043.04
  6. Step 6: Final answer
    x = 27,518.57

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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.