Home / 21,292.04-31,933.74-5,706.02

Finding the Fourth Proportional to 21,292.04, 31,933.74 and 5,706.02

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Solution

The fourth proportional to 21,292.04, 31,933.74 and 5,706.02 is: 8,557.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,292.04 : 31,933.74 = 5,706.02 : x
  2. Step 2: Convert to fraction form
    21,292.04/31,933.74 = 5,706.02/x
  3. Step 3: Cross multiply
    21,292.04x = 31,933.74 × 5,706.02
  4. Step 4: Simplify right side
    21,292.04x = 182,214,559.11
  5. Step 5: Solve for x
    x = 182,214,559.11/21,292.04
  6. Step 6: Final answer
    x = 8,557.87

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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.