Home / 17,785.30-26,668.80-10,404.16

Finding the Fourth Proportional to 17,785.30, 26,668.80 and 10,404.16

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Solution

The fourth proportional to 17,785.30, 26,668.80 and 10,404.16 is: 15,600.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,785.30 : 26,668.80 = 10,404.16 : x
  2. Step 2: Convert to fraction form
    17,785.30/26,668.80 = 10,404.16/x
  3. Step 3: Cross multiply
    17,785.30x = 26,668.80 × 10,404.16
  4. Step 4: Simplify right side
    17,785.30x = 277,466,462.21
  5. Step 5: Solve for x
    x = 277,466,462.21/17,785.30
  6. Step 6: Final answer
    x = 15,600.89

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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.