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Finding the Fourth Proportional to 58,428, 87,606.92 and 26,798.44

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Solution

The fourth proportional to 58,428, 87,606.92 and 26,798.44 is: 40,181.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,428 : 87,606.92 = 26,798.44 : x
  2. Step 2: Convert to fraction form
    58,428/87,606.92 = 26,798.44/x
  3. Step 3: Cross multiply
    58,428x = 87,606.92 × 26,798.44
  4. Step 4: Simplify right side
    58,428x = 2,347,728,789.20
  5. Step 5: Solve for x
    x = 2,347,728,789.20/58,428
  6. Step 6: Final answer
    x = 40,181.57

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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.