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Finding the Fourth Proportional to 29,473.68, 44,219.73 and 18,955.58

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Solution

The fourth proportional to 29,473.68, 44,219.73 and 18,955.58 is: 28,439.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,473.68 : 44,219.73 = 18,955.58 : x
  2. Step 2: Convert to fraction form
    29,473.68/44,219.73 = 18,955.58/x
  3. Step 3: Cross multiply
    29,473.68x = 44,219.73 × 18,955.58
  4. Step 4: Simplify right side
    29,473.68x = 838,210,408.49
  5. Step 5: Solve for x
    x = 838,210,408.49/29,473.68
  6. Step 6: Final answer
    x = 28,439.29

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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.