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Finding the Fourth Proportional to 35,388.74, 48,837.12 and 19,473.06

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Solution

The fourth proportional to 35,388.74, 48,837.12 and 19,473.06 is: 26,873.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,388.74 : 48,837.12 = 19,473.06 : x
  2. Step 2: Convert to fraction form
    35,388.74/48,837.12 = 19,473.06/x
  3. Step 3: Cross multiply
    35,388.74x = 48,837.12 × 19,473.06
  4. Step 4: Simplify right side
    35,388.74x = 951,008,167.99
  5. Step 5: Solve for x
    x = 951,008,167.99/35,388.74
  6. Step 6: Final answer
    x = 26,873.19

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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.