Home / 19,049.20-26,287.14-10,665.52

Finding the Fourth Proportional to 19,049.20, 26,287.14 and 10,665.52

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Solution

The fourth proportional to 19,049.20, 26,287.14 and 10,665.52 is: 14,717.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049.20 : 26,287.14 = 10,665.52 : x
  2. Step 2: Convert to fraction form
    19,049.20/26,287.14 = 10,665.52/x
  3. Step 3: Cross multiply
    19,049.20x = 26,287.14 × 10,665.52
  4. Step 4: Simplify right side
    19,049.20x = 280,366,017.41
  5. Step 5: Solve for x
    x = 280,366,017.41/19,049.20
  6. Step 6: Final answer
    x = 14,717.99

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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.