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Finding the Fourth Proportional to 44,643.77, 66,965.88 and 15,061.86

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Solution

The fourth proportional to 44,643.77, 66,965.88 and 15,061.86 is: 22,592.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,643.77 : 66,965.88 = 15,061.86 : x
  2. Step 2: Convert to fraction form
    44,643.77/66,965.88 = 15,061.86/x
  3. Step 3: Cross multiply
    44,643.77x = 66,965.88 × 15,061.86
  4. Step 4: Simplify right side
    44,643.77x = 1,008,630,709.34
  5. Step 5: Solve for x
    x = 1,008,630,709.34/44,643.77
  6. Step 6: Final answer
    x = 22,592.87

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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.