Home / 19,324.29-28,987.79-6,177.72

Finding the Fourth Proportional to 19,324.29, 28,987.79 and 6,177.72

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Solution

The fourth proportional to 19,324.29, 28,987.79 and 6,177.72 is: 9,267.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,324.29 : 28,987.79 = 6,177.72 : x
  2. Step 2: Convert to fraction form
    19,324.29/28,987.79 = 6,177.72/x
  3. Step 3: Cross multiply
    19,324.29x = 28,987.79 × 6,177.72
  4. Step 4: Simplify right side
    19,324.29x = 179,078,419.15
  5. Step 5: Solve for x
    x = 179,078,419.15/19,324.29
  6. Step 6: Final answer
    x = 9,267.01

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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.