Home / 18,335.13-27,501.79-10,031.37

Finding the Fourth Proportional to 18,335.13, 27,501.79 and 10,031.37

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Solution

The fourth proportional to 18,335.13, 27,501.79 and 10,031.37 is: 15,046.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.13 : 27,501.79 = 10,031.37 : x
  2. Step 2: Convert to fraction form
    18,335.13/27,501.79 = 10,031.37/x
  3. Step 3: Cross multiply
    18,335.13x = 27,501.79 × 10,031.37
  4. Step 4: Simplify right side
    18,335.13x = 275,880,631.15
  5. Step 5: Solve for x
    x = 275,880,631.15/18,335.13
  6. Step 6: Final answer
    x = 15,046.56

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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.