Home / 42,228.20-63,342.48-23,536.64

Finding the Fourth Proportional to 42,228.20, 63,342.48 and 23,536.64

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Solution

The fourth proportional to 42,228.20, 63,342.48 and 23,536.64 is: 35,305.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,228.20 : 63,342.48 = 23,536.64 : x
  2. Step 2: Convert to fraction form
    42,228.20/63,342.48 = 23,536.64/x
  3. Step 3: Cross multiply
    42,228.20x = 63,342.48 × 23,536.64
  4. Step 4: Simplify right side
    42,228.20x = 1,490,869,148.47
  5. Step 5: Solve for x
    x = 1,490,869,148.47/42,228.20
  6. Step 6: Final answer
    x = 35,305.06

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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.