Home / 17,360.28-26,005.56-7,987.27

Finding the Fourth Proportional to 17,360.28, 26,005.56 and 7,987.27

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Solution

The fourth proportional to 17,360.28, 26,005.56 and 7,987.27 is: 11,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,360.28 : 26,005.56 = 7,987.27 : x
  2. Step 2: Convert to fraction form
    17,360.28/26,005.56 = 7,987.27/x
  3. Step 3: Cross multiply
    17,360.28x = 26,005.56 × 7,987.27
  4. Step 4: Simplify right side
    17,360.28x = 207,713,429.22
  5. Step 5: Solve for x
    x = 207,713,429.22/17,360.28
  6. Step 6: Final answer
    x = 11,964.87

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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.