Home / 34,790.96-52,097.40-19,191.28

Finding the Fourth Proportional to 34,790.96, 52,097.40 and 19,191.28

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Solution

The fourth proportional to 34,790.96, 52,097.40 and 19,191.28 is: 28,737.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790.96 : 52,097.40 = 19,191.28 : x
  2. Step 2: Convert to fraction form
    34,790.96/52,097.40 = 19,191.28/x
  3. Step 3: Cross multiply
    34,790.96x = 52,097.40 × 19,191.28
  4. Step 4: Simplify right side
    34,790.96x = 999,815,790.67
  5. Step 5: Solve for x
    x = 999,815,790.67/34,790.96
  6. Step 6: Final answer
    x = 28,737.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.