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Finding the Fourth Proportional to 18,476.61, 27,692.99 and 8,595.52

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Solution

The fourth proportional to 18,476.61, 27,692.99 and 8,595.52 is: 12,883.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,476.61 : 27,692.99 = 8,595.52 : x
  2. Step 2: Convert to fraction form
    18,476.61/27,692.99 = 8,595.52/x
  3. Step 3: Cross multiply
    18,476.61x = 27,692.99 × 8,595.52
  4. Step 4: Simplify right side
    18,476.61x = 238,035,569.43
  5. Step 5: Solve for x
    x = 238,035,569.43/18,476.61
  6. Step 6: Final answer
    x = 12,883.08

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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.