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Finding the Fourth Proportional to 35,354.88, 48,790.08 and 19,441.08

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Solution

The fourth proportional to 35,354.88, 48,790.08 and 19,441.08 is: 26,828.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,354.88 : 48,790.08 = 19,441.08 : x
  2. Step 2: Convert to fraction form
    35,354.88/48,790.08 = 19,441.08/x
  3. Step 3: Cross multiply
    35,354.88x = 48,790.08 × 19,441.08
  4. Step 4: Simplify right side
    35,354.88x = 948,531,848.49
  5. Step 5: Solve for x
    x = 948,531,848.49/35,354.88
  6. Step 6: Final answer
    x = 26,828.88

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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.