Home / 35,668.30-49,218.28-19,748.76

Finding the Fourth Proportional to 35,668.30, 49,218.28 and 19,748.76

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Solution

The fourth proportional to 35,668.30, 49,218.28 and 19,748.76 is: 27,251.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,668.30 : 49,218.28 = 19,748.76 : x
  2. Step 2: Convert to fraction form
    35,668.30/49,218.28 = 19,748.76/x
  3. Step 3: Cross multiply
    35,668.30x = 49,218.28 × 19,748.76
  4. Step 4: Simplify right side
    35,668.30x = 971,999,949.96
  5. Step 5: Solve for x
    x = 971,999,949.96/35,668.30
  6. Step 6: Final answer
    x = 27,251.09

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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.