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Finding the Fourth Proportional to 35,663.99, 49,216.30 and 19,748.44

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Solution

The fourth proportional to 35,663.99, 49,216.30 and 19,748.44 is: 27,252.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,663.99 : 49,216.30 = 19,748.44 : x
  2. Step 2: Convert to fraction form
    35,663.99/49,216.30 = 19,748.44/x
  3. Step 3: Cross multiply
    35,663.99x = 49,216.30 × 19,748.44
  4. Step 4: Simplify right side
    35,663.99x = 971,944,802.75
  5. Step 5: Solve for x
    x = 971,944,802.75/35,663.99
  6. Step 6: Final answer
    x = 27,252.83

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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.