Home / 39,974.04-55,157.94-22,975.02

Finding the Fourth Proportional to 39,974.04, 55,157.94 and 22,975.02

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Solution

The fourth proportional to 39,974.04, 55,157.94 and 22,975.02 is: 31,701.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,974.04 : 55,157.94 = 22,975.02 : x
  2. Step 2: Convert to fraction form
    39,974.04/55,157.94 = 22,975.02/x
  3. Step 3: Cross multiply
    39,974.04x = 55,157.94 × 22,975.02
  4. Step 4: Simplify right side
    39,974.04x = 1,267,254,774.66
  5. Step 5: Solve for x
    x = 1,267,254,774.66/39,974.04
  6. Step 6: Final answer
    x = 31,701.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.