Home / 49,265.10-73,849.05-19,643.40

Finding the Fourth Proportional to 49,265.10, 73,849.05 and 19,643.40

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Solution

The fourth proportional to 49,265.10, 73,849.05 and 19,643.40 is: 29,445.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,265.10 : 73,849.05 = 19,643.40 : x
  2. Step 2: Convert to fraction form
    49,265.10/73,849.05 = 19,643.40/x
  3. Step 3: Cross multiply
    49,265.10x = 73,849.05 × 19,643.40
  4. Step 4: Simplify right side
    49,265.10x = 1,450,646,428.77
  5. Step 5: Solve for x
    x = 1,450,646,428.77/49,265.10
  6. Step 6: Final answer
    x = 29,445.72

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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.