Home / 45,889.74-63,336.51-29,987.82

Finding the Fourth Proportional to 45,889.74, 63,336.51 and 29,987.82

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Solution

The fourth proportional to 45,889.74, 63,336.51 and 29,987.82 is: 41,388.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,889.74 : 63,336.51 = 29,987.82 : x
  2. Step 2: Convert to fraction form
    45,889.74/63,336.51 = 29,987.82/x
  3. Step 3: Cross multiply
    45,889.74x = 63,336.51 × 29,987.82
  4. Step 4: Simplify right side
    45,889.74x = 1,899,323,861.31
  5. Step 5: Solve for x
    x = 1,899,323,861.31/45,889.74
  6. Step 6: Final answer
    x = 41,388.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.