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Finding the Fourth Proportional to 63,341.48, 95,006.75 and 18,978.18

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Solution

The fourth proportional to 63,341.48, 95,006.75 and 18,978.18 is: 28,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,341.48 : 95,006.75 = 18,978.18 : x
  2. Step 2: Convert to fraction form
    63,341.48/95,006.75 = 18,978.18/x
  3. Step 3: Cross multiply
    63,341.48x = 95,006.75 × 18,978.18
  4. Step 4: Simplify right side
    63,341.48x = 1,803,055,107.82
  5. Step 5: Solve for x
    x = 1,803,055,107.82/63,341.48
  6. Step 6: Final answer
    x = 28,465.63

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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.