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Finding the Fourth Proportional to 29,478.53, 44,216.99 and 7,291.42

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Solution

The fourth proportional to 29,478.53, 44,216.99 and 7,291.42 is: 10,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,478.53 : 44,216.99 = 7,291.42 : x
  2. Step 2: Convert to fraction form
    29,478.53/44,216.99 = 7,291.42/x
  3. Step 3: Cross multiply
    29,478.53x = 44,216.99 × 7,291.42
  4. Step 4: Simplify right side
    29,478.53x = 322,404,525.57
  5. Step 5: Solve for x
    x = 322,404,525.57/29,478.53
  6. Step 6: Final answer
    x = 10,936.93

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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.