Home / 17,988.69-26,986.87-6,302.61

Finding the Fourth Proportional to 17,988.69, 26,986.87 and 6,302.61

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Solution

The fourth proportional to 17,988.69, 26,986.87 and 6,302.61 is: 9,455.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988.69 : 26,986.87 = 6,302.61 : x
  2. Step 2: Convert to fraction form
    17,988.69/26,986.87 = 6,302.61/x
  3. Step 3: Cross multiply
    17,988.69x = 26,986.87 × 6,302.61
  4. Step 4: Simplify right side
    17,988.69x = 170,087,581.80
  5. Step 5: Solve for x
    x = 170,087,581.80/17,988.69
  6. Step 6: Final answer
    x = 9,455.25

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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.