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Finding the Fourth Proportional to 14,364.62, 21,534.14 and 5,597.54

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Solution

The fourth proportional to 14,364.62, 21,534.14 and 5,597.54 is: 8,391.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364.62 : 21,534.14 = 5,597.54 : x
  2. Step 2: Convert to fraction form
    14,364.62/21,534.14 = 5,597.54/x
  3. Step 3: Cross multiply
    14,364.62x = 21,534.14 × 5,597.54
  4. Step 4: Simplify right side
    14,364.62x = 120,538,182.03
  5. Step 5: Solve for x
    x = 120,538,182.03/14,364.62
  6. Step 6: Final answer
    x = 8,391.32

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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.