Home / 17,814.68-26,718.27-6,721.12

Finding the Fourth Proportional to 17,814.68, 26,718.27 and 6,721.12

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Solution

The fourth proportional to 17,814.68, 26,718.27 and 6,721.12 is: 10,080.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,814.68 : 26,718.27 = 6,721.12 : x
  2. Step 2: Convert to fraction form
    17,814.68/26,718.27 = 6,721.12/x
  3. Step 3: Cross multiply
    17,814.68x = 26,718.27 × 6,721.12
  4. Step 4: Simplify right side
    17,814.68x = 179,576,698.86
  5. Step 5: Solve for x
    x = 179,576,698.86/17,814.68
  6. Step 6: Final answer
    x = 10,080.27

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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.