Home / 17,681.67-26,523.89-7,151.27

Finding the Fourth Proportional to 17,681.67, 26,523.89 and 7,151.27

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Solution

The fourth proportional to 17,681.67, 26,523.89 and 7,151.27 is: 10,727.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681.67 : 26,523.89 = 7,151.27 : x
  2. Step 2: Convert to fraction form
    17,681.67/26,523.89 = 7,151.27/x
  3. Step 3: Cross multiply
    17,681.67x = 26,523.89 × 7,151.27
  4. Step 4: Simplify right side
    17,681.67x = 189,679,330.46
  5. Step 5: Solve for x
    x = 189,679,330.46/17,681.67
  6. Step 6: Final answer
    x = 10,727.46

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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.