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Finding the Fourth Proportional to 37,732, 56,623.92 and 13,108

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Solution

The fourth proportional to 37,732, 56,623.92 and 13,108 is: 19,671.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,732 : 56,623.92 = 13,108 : x
  2. Step 2: Convert to fraction form
    37,732/56,623.92 = 13,108/x
  3. Step 3: Cross multiply
    37,732x = 56,623.92 × 13,108
  4. Step 4: Simplify right side
    37,732x = 742,226,343.36
  5. Step 5: Solve for x
    x = 742,226,343.36/37,732
  6. Step 6: Final answer
    x = 19,671.00

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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.