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Finding the Fourth Proportional to 35,398.21, 48,849.16 and 19,482.32

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Solution

The fourth proportional to 35,398.21, 48,849.16 and 19,482.32 is: 26,885.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,398.21 : 48,849.16 = 19,482.32 : x
  2. Step 2: Convert to fraction form
    35,398.21/48,849.16 = 19,482.32/x
  3. Step 3: Cross multiply
    35,398.21x = 48,849.16 × 19,482.32
  4. Step 4: Simplify right side
    35,398.21x = 951,694,796.02
  5. Step 5: Solve for x
    x = 951,694,796.02/35,398.21
  6. Step 6: Final answer
    x = 26,885.39

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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.