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Finding the Fourth Proportional to 44,994.64, 67,492.08 and 13,829.68

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Solution

The fourth proportional to 44,994.64, 67,492.08 and 13,829.68 is: 20,744.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,994.64 : 67,492.08 = 13,829.68 : x
  2. Step 2: Convert to fraction form
    44,994.64/67,492.08 = 13,829.68/x
  3. Step 3: Cross multiply
    44,994.64x = 67,492.08 × 13,829.68
  4. Step 4: Simplify right side
    44,994.64x = 933,393,868.93
  5. Step 5: Solve for x
    x = 933,393,868.93/44,994.64
  6. Step 6: Final answer
    x = 20,744.56

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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.