Home / 18,227.52-27,341.28-10,430.91

Finding the Fourth Proportional to 18,227.52, 27,341.28 and 10,430.91

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Solution

The fourth proportional to 18,227.52, 27,341.28 and 10,430.91 is: 15,646.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227.52 : 27,341.28 = 10,430.91 : x
  2. Step 2: Convert to fraction form
    18,227.52/27,341.28 = 10,430.91/x
  3. Step 3: Cross multiply
    18,227.52x = 27,341.28 × 10,430.91
  4. Step 4: Simplify right side
    18,227.52x = 285,194,430.96
  5. Step 5: Solve for x
    x = 285,194,430.96/18,227.52
  6. Step 6: Final answer
    x = 15,646.37

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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.