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Finding the Fourth Proportional to 25,552.60, 38,330.70 and 14,464.60

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Solution

The fourth proportional to 25,552.60, 38,330.70 and 14,464.60 is: 21,697.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,552.60 : 38,330.70 = 14,464.60 : x
  2. Step 2: Convert to fraction form
    25,552.60/38,330.70 = 14,464.60/x
  3. Step 3: Cross multiply
    25,552.60x = 38,330.70 × 14,464.60
  4. Step 4: Simplify right side
    25,552.60x = 554,438,243.22
  5. Step 5: Solve for x
    x = 554,438,243.22/25,552.60
  6. Step 6: Final answer
    x = 21,697.92

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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.