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Finding the Fourth Proportional to 14,754.60, 22,142.70 and 9,822.60

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Solution

The fourth proportional to 14,754.60, 22,142.70 and 9,822.60 is: 14,741.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.60 : 22,142.70 = 9,822.60 : x
  2. Step 2: Convert to fraction form
    14,754.60/22,142.70 = 9,822.60/x
  3. Step 3: Cross multiply
    14,754.60x = 22,142.70 × 9,822.60
  4. Step 4: Simplify right side
    14,754.60x = 217,498,885.02
  5. Step 5: Solve for x
    x = 217,498,885.02/14,754.60
  6. Step 6: Final answer
    x = 14,741.09

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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.