Home / 42,162.66-63,247.26-15,866.82

Finding the Fourth Proportional to 42,162.66, 63,247.26 and 15,866.82

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Solution

The fourth proportional to 42,162.66, 63,247.26 and 15,866.82 is: 23,801.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,162.66 : 63,247.26 = 15,866.82 : x
  2. Step 2: Convert to fraction form
    42,162.66/63,247.26 = 15,866.82/x
  3. Step 3: Cross multiply
    42,162.66x = 63,247.26 × 15,866.82
  4. Step 4: Simplify right side
    42,162.66x = 1,003,532,889.91
  5. Step 5: Solve for x
    x = 1,003,532,889.91/42,162.66
  6. Step 6: Final answer
    x = 23,801.46

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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.