Home / 17,967.71-26,950.31-6,720.91

Finding the Fourth Proportional to 17,967.71, 26,950.31 and 6,720.91

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Solution

The fourth proportional to 17,967.71, 26,950.31 and 6,720.91 is: 10,080.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,967.71 : 26,950.31 = 6,720.91 : x
  2. Step 2: Convert to fraction form
    17,967.71/26,950.31 = 6,720.91/x
  3. Step 3: Cross multiply
    17,967.71x = 26,950.31 × 6,720.91
  4. Step 4: Simplify right side
    17,967.71x = 181,130,532.21
  5. Step 5: Solve for x
    x = 181,130,532.21/17,967.71
  6. Step 6: Final answer
    x = 10,080.89

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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.