Home / 14,587.97-21,876.42-4,724.60

Finding the Fourth Proportional to 14,587.97, 21,876.42 and 4,724.60

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Solution

The fourth proportional to 14,587.97, 21,876.42 and 4,724.60 is: 7,085.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587.97 : 21,876.42 = 4,724.60 : x
  2. Step 2: Convert to fraction form
    14,587.97/21,876.42 = 4,724.60/x
  3. Step 3: Cross multiply
    14,587.97x = 21,876.42 × 4,724.60
  4. Step 4: Simplify right side
    14,587.97x = 103,357,333.93
  5. Step 5: Solve for x
    x = 103,357,333.93/14,587.97
  6. Step 6: Final answer
    x = 7,085.11

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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.