Home / 19,529.96-29,294.66-4,739

Finding the Fourth Proportional to 19,529.96, 29,294.66 and 4,739

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Solution

The fourth proportional to 19,529.96, 29,294.66 and 4,739 is: 7,108.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529.96 : 29,294.66 = 4,739 : x
  2. Step 2: Convert to fraction form
    19,529.96/29,294.66 = 4,739/x
  3. Step 3: Cross multiply
    19,529.96x = 29,294.66 × 4,739
  4. Step 4: Simplify right side
    19,529.96x = 138,827,393.74
  5. Step 5: Solve for x
    x = 138,827,393.74/19,529.96
  6. Step 6: Final answer
    x = 7,108.43

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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.