Home / 51,572.04-71,209.62-39,616.44

Finding the Fourth Proportional to 51,572.04, 71,209.62 and 39,616.44

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Solution

The fourth proportional to 51,572.04, 71,209.62 and 39,616.44 is: 54,701.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,572.04 : 71,209.62 = 39,616.44 : x
  2. Step 2: Convert to fraction form
    51,572.04/71,209.62 = 39,616.44/x
  3. Step 3: Cross multiply
    51,572.04x = 71,209.62 × 39,616.44
  4. Step 4: Simplify right side
    51,572.04x = 2,821,071,638.15
  5. Step 5: Solve for x
    x = 2,821,071,638.15/51,572.04
  6. Step 6: Final answer
    x = 54,701.57

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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.