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Finding the Fourth Proportional to 18,027.01, 24,875.74 and 10,069.05

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Solution

The fourth proportional to 18,027.01, 24,875.74 and 10,069.05 is: 13,894.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027.01 : 24,875.74 = 10,069.05 : x
  2. Step 2: Convert to fraction form
    18,027.01/24,875.74 = 10,069.05/x
  3. Step 3: Cross multiply
    18,027.01x = 24,875.74 × 10,069.05
  4. Step 4: Simplify right side
    18,027.01x = 250,475,069.85
  5. Step 5: Solve for x
    x = 250,475,069.85/18,027.01
  6. Step 6: Final answer
    x = 13,894.43

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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.