Home / 31,936.86-47,905.29-14,838.03

Finding the Fourth Proportional to 31,936.86, 47,905.29 and 14,838.03

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Solution

The fourth proportional to 31,936.86, 47,905.29 and 14,838.03 is: 22,257.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,936.86 : 47,905.29 = 14,838.03 : x
  2. Step 2: Convert to fraction form
    31,936.86/47,905.29 = 14,838.03/x
  3. Step 3: Cross multiply
    31,936.86x = 47,905.29 × 14,838.03
  4. Step 4: Simplify right side
    31,936.86x = 710,820,130.18
  5. Step 5: Solve for x
    x = 710,820,130.18/31,936.86
  6. Step 6: Final answer
    x = 22,257.05

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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.