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Finding the Fourth Proportional to 19,333.48, 29,000.22 and 4,741.48

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Solution

The fourth proportional to 19,333.48, 29,000.22 and 4,741.48 is: 7,112.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,333.48 : 29,000.22 = 4,741.48 : x
  2. Step 2: Convert to fraction form
    19,333.48/29,000.22 = 4,741.48/x
  3. Step 3: Cross multiply
    19,333.48x = 29,000.22 × 4,741.48
  4. Step 4: Simplify right side
    19,333.48x = 137,503,963.13
  5. Step 5: Solve for x
    x = 137,503,963.13/19,333.48
  6. Step 6: Final answer
    x = 7,112.22

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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.