Home / 18,088.52-27,100.38-6,394.28

Finding the Fourth Proportional to 18,088.52, 27,100.38 and 6,394.28

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Solution

The fourth proportional to 18,088.52, 27,100.38 and 6,394.28 is: 9,579.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088.52 : 27,100.38 = 6,394.28 : x
  2. Step 2: Convert to fraction form
    18,088.52/27,100.38 = 6,394.28/x
  3. Step 3: Cross multiply
    18,088.52x = 27,100.38 × 6,394.28
  4. Step 4: Simplify right side
    18,088.52x = 173,287,417.83
  5. Step 5: Solve for x
    x = 173,287,417.83/18,088.52
  6. Step 6: Final answer
    x = 9,579.97

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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.