Home / 17,613.72-26,423.91-9,285.87

Finding the Fourth Proportional to 17,613.72, 26,423.91 and 9,285.87

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Solution

The fourth proportional to 17,613.72, 26,423.91 and 9,285.87 is: 13,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613.72 : 26,423.91 = 9,285.87 : x
  2. Step 2: Convert to fraction form
    17,613.72/26,423.91 = 9,285.87/x
  3. Step 3: Cross multiply
    17,613.72x = 26,423.91 × 9,285.87
  4. Step 4: Simplify right side
    17,613.72x = 245,368,914.99
  5. Step 5: Solve for x
    x = 245,368,914.99/17,613.72
  6. Step 6: Final answer
    x = 13,930.55

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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.