Home / 19,585.86-29,349.62-10,823.28

Finding the Fourth Proportional to 19,585.86, 29,349.62 and 10,823.28

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Solution

The fourth proportional to 19,585.86, 29,349.62 and 10,823.28 is: 16,218.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585.86 : 29,349.62 = 10,823.28 : x
  2. Step 2: Convert to fraction form
    19,585.86/29,349.62 = 10,823.28/x
  3. Step 3: Cross multiply
    19,585.86x = 29,349.62 × 10,823.28
  4. Step 4: Simplify right side
    19,585.86x = 317,659,155.15
  5. Step 5: Solve for x
    x = 317,659,155.15/19,585.86
  6. Step 6: Final answer
    x = 16,218.80

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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.