Home / 19,259.83-28,892.17-6,612.05

Finding the Fourth Proportional to 19,259.83, 28,892.17 and 6,612.05

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Solution

The fourth proportional to 19,259.83, 28,892.17 and 6,612.05 is: 9,918.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,259.83 : 28,892.17 = 6,612.05 : x
  2. Step 2: Convert to fraction form
    19,259.83/28,892.17 = 6,612.05/x
  3. Step 3: Cross multiply
    19,259.83x = 28,892.17 × 6,612.05
  4. Step 4: Simplify right side
    19,259.83x = 191,036,472.65
  5. Step 5: Solve for x
    x = 191,036,472.65/19,259.83
  6. Step 6: Final answer
    x = 9,918.91

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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.