Home / 63,411.05-95,131.16-19,038.65

Finding the Fourth Proportional to 63,411.05, 95,131.16 and 19,038.65

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Solution

The fourth proportional to 63,411.05, 95,131.16 and 19,038.65 is: 28,562.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,411.05 : 95,131.16 = 19,038.65 : x
  2. Step 2: Convert to fraction form
    63,411.05/95,131.16 = 19,038.65/x
  3. Step 3: Cross multiply
    63,411.05x = 95,131.16 × 19,038.65
  4. Step 4: Simplify right side
    63,411.05x = 1,811,168,359.88
  5. Step 5: Solve for x
    x = 1,811,168,359.88/63,411.05
  6. Step 6: Final answer
    x = 28,562.35

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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.