Home / 27,735.47-38,302.91-17,668.45

Finding the Fourth Proportional to 27,735.47, 38,302.91 and 17,668.45

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Solution

The fourth proportional to 27,735.47, 38,302.91 and 17,668.45 is: 24,400.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,735.47 : 38,302.91 = 17,668.45 : x
  2. Step 2: Convert to fraction form
    27,735.47/38,302.91 = 17,668.45/x
  3. Step 3: Cross multiply
    27,735.47x = 38,302.91 × 17,668.45
  4. Step 4: Simplify right side
    27,735.47x = 676,753,050.19
  5. Step 5: Solve for x
    x = 676,753,050.19/27,735.47
  6. Step 6: Final answer
    x = 24,400.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.