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Finding the Fourth Proportional to 18,097.59, 24,986.34 and 14,748.42

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Solution

The fourth proportional to 18,097.59, 24,986.34 and 14,748.42 is: 20,362.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,097.59 : 24,986.34 = 14,748.42 : x
  2. Step 2: Convert to fraction form
    18,097.59/24,986.34 = 14,748.42/x
  3. Step 3: Cross multiply
    18,097.59x = 24,986.34 × 14,748.42
  4. Step 4: Simplify right side
    18,097.59x = 368,509,036.58
  5. Step 5: Solve for x
    x = 368,509,036.58/18,097.59
  6. Step 6: Final answer
    x = 20,362.33

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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.