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Finding the Fourth Proportional to 14,898.39, 20,564.39 and 9,593.20

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Solution

The fourth proportional to 14,898.39, 20,564.39 and 9,593.20 is: 13,241.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,898.39 : 20,564.39 = 9,593.20 : x
  2. Step 2: Convert to fraction form
    14,898.39/20,564.39 = 9,593.20/x
  3. Step 3: Cross multiply
    14,898.39x = 20,564.39 × 9,593.20
  4. Step 4: Simplify right side
    14,898.39x = 197,278,206.77
  5. Step 5: Solve for x
    x = 197,278,206.77/14,898.39
  6. Step 6: Final answer
    x = 13,241.58

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1.5x scale

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.