Home / 35,390.29-48,839.06-19,474.40

Finding the Fourth Proportional to 35,390.29, 48,839.06 and 19,474.40

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Solution

The fourth proportional to 35,390.29, 48,839.06 and 19,474.40 is: 26,874.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,390.29 : 48,839.06 = 19,474.40 : x
  2. Step 2: Convert to fraction form
    35,390.29/48,839.06 = 19,474.40/x
  3. Step 3: Cross multiply
    35,390.29x = 48,839.06 × 19,474.40
  4. Step 4: Simplify right side
    35,390.29x = 951,111,390.06
  5. Step 5: Solve for x
    x = 951,111,390.06/35,390.29
  6. Step 6: Final answer
    x = 26,874.93

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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.