Home / 15,031.92-22,530.84-10,857.18

Finding the Fourth Proportional to 15,031.92, 22,530.84 and 10,857.18

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Solution

The fourth proportional to 15,031.92, 22,530.84 and 10,857.18 is: 16,273.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,031.92 : 22,530.84 = 10,857.18 : x
  2. Step 2: Convert to fraction form
    15,031.92/22,530.84 = 10,857.18/x
  3. Step 3: Cross multiply
    15,031.92x = 22,530.84 × 10,857.18
  4. Step 4: Simplify right side
    15,031.92x = 244,621,385.43
  5. Step 5: Solve for x
    x = 244,621,385.43/15,031.92
  6. Step 6: Final answer
    x = 16,273.46

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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.