Home / 31,848.68-47,772.84-11,072

Finding the Fourth Proportional to 31,848.68, 47,772.84 and 11,072

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Solution

The fourth proportional to 31,848.68, 47,772.84 and 11,072 is: 16,607.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,848.68 : 47,772.84 = 11,072 : x
  2. Step 2: Convert to fraction form
    31,848.68/47,772.84 = 11,072/x
  3. Step 3: Cross multiply
    31,848.68x = 47,772.84 × 11,072
  4. Step 4: Simplify right side
    31,848.68x = 528,940,884.48
  5. Step 5: Solve for x
    x = 528,940,884.48/31,848.68
  6. Step 6: Final answer
    x = 16,607.94

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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.