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Finding the Fourth Proportional to 14,987.77, 22,474.48 and 7,083.71

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Solution

The fourth proportional to 14,987.77, 22,474.48 and 7,083.71 is: 10,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987.77 : 22,474.48 = 7,083.71 : x
  2. Step 2: Convert to fraction form
    14,987.77/22,474.48 = 7,083.71/x
  3. Step 3: Cross multiply
    14,987.77x = 22,474.48 × 7,083.71
  4. Step 4: Simplify right side
    14,987.77x = 159,202,698.72
  5. Step 5: Solve for x
    x = 159,202,698.72/14,987.77
  6. Step 6: Final answer
    x = 10,622.17

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1.5x scale

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.