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Finding the Fourth Proportional to 14,893.76, 22,321.47 and 7,873.49

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Solution

The fourth proportional to 14,893.76, 22,321.47 and 7,873.49 is: 11,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,893.76 : 22,321.47 = 7,873.49 : x
  2. Step 2: Convert to fraction form
    14,893.76/22,321.47 = 7,873.49/x
  3. Step 3: Cross multiply
    14,893.76x = 22,321.47 × 7,873.49
  4. Step 4: Simplify right side
    14,893.76x = 175,747,870.83
  5. Step 5: Solve for x
    x = 175,747,870.83/14,893.76
  6. Step 6: Final answer
    x = 11,800.10

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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.