Home / 15,473.79-23,189.91-8,443.27

Finding the Fourth Proportional to 15,473.79, 23,189.91 and 8,443.27

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Solution

The fourth proportional to 15,473.79, 23,189.91 and 8,443.27 is: 12,653.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,473.79 : 23,189.91 = 8,443.27 : x
  2. Step 2: Convert to fraction form
    15,473.79/23,189.91 = 8,443.27/x
  3. Step 3: Cross multiply
    15,473.79x = 23,189.91 × 8,443.27
  4. Step 4: Simplify right side
    15,473.79x = 195,798,668.73
  5. Step 5: Solve for x
    x = 195,798,668.73/15,473.79
  6. Step 6: Final answer
    x = 12,653.57

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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.