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Finding the Fourth Proportional to 45,980.72, 63,453.30 and 26,873.72

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Solution

The fourth proportional to 45,980.72, 63,453.30 and 26,873.72 is: 37,085.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,980.72 : 63,453.30 = 26,873.72 : x
  2. Step 2: Convert to fraction form
    45,980.72/63,453.30 = 26,873.72/x
  3. Step 3: Cross multiply
    45,980.72x = 63,453.30 × 26,873.72
  4. Step 4: Simplify right side
    45,980.72x = 1,705,226,217.28
  5. Step 5: Solve for x
    x = 1,705,226,217.28/45,980.72
  6. Step 6: Final answer
    x = 37,085.68

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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.