Home / 15,134.08-20,898.24-10,180.48

Finding the Fourth Proportional to 15,134.08, 20,898.24 and 10,180.48

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Solution

The fourth proportional to 15,134.08, 20,898.24 and 10,180.48 is: 14,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134.08 : 20,898.24 = 10,180.48 : x
  2. Step 2: Convert to fraction form
    15,134.08/20,898.24 = 10,180.48/x
  3. Step 3: Cross multiply
    15,134.08x = 20,898.24 × 10,180.48
  4. Step 4: Simplify right side
    15,134.08x = 212,754,114.36
  5. Step 5: Solve for x
    x = 212,754,114.36/15,134.08
  6. Step 6: Final answer
    x = 14,057.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.