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Finding the Fourth Proportional to 29,679.84, 44,524.80 and 14,885.28

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Solution

The fourth proportional to 29,679.84, 44,524.80 and 14,885.28 is: 22,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679.84 : 44,524.80 = 14,885.28 : x
  2. Step 2: Convert to fraction form
    29,679.84/44,524.80 = 14,885.28/x
  3. Step 3: Cross multiply
    29,679.84x = 44,524.80 × 14,885.28
  4. Step 4: Simplify right side
    29,679.84x = 662,764,114.94
  5. Step 5: Solve for x
    x = 662,764,114.94/29,679.84
  6. Step 6: Final answer
    x = 22,330.45

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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.