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Finding the Fourth Proportional to 47,992.84, 66,234.72 and 26,774.08

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Solution

The fourth proportional to 47,992.84, 66,234.72 and 26,774.08 is: 36,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,992.84 : 66,234.72 = 26,774.08 : x
  2. Step 2: Convert to fraction form
    47,992.84/66,234.72 = 26,774.08/x
  3. Step 3: Cross multiply
    47,992.84x = 66,234.72 × 26,774.08
  4. Step 4: Simplify right side
    47,992.84x = 1,773,373,692.06
  5. Step 5: Solve for x
    x = 1,773,373,692.06/47,992.84
  6. Step 6: Final answer
    x = 36,950.80

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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.