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Finding the Fourth Proportional to 35,251.08, 48,649.62 and 19,338.63

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Solution

The fourth proportional to 35,251.08, 48,649.62 and 19,338.63 is: 26,689.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,251.08 : 48,649.62 = 19,338.63 : x
  2. Step 2: Convert to fraction form
    35,251.08/48,649.62 = 19,338.63/x
  3. Step 3: Cross multiply
    35,251.08x = 48,649.62 × 19,338.63
  4. Step 4: Simplify right side
    35,251.08x = 940,817,000.82
  5. Step 5: Solve for x
    x = 940,817,000.82/35,251.08
  6. Step 6: Final answer
    x = 26,689.03

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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.