Home / 31,887.76-47,833.32-9,701.80

Finding the Fourth Proportional to 31,887.76, 47,833.32 and 9,701.80

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Solution

The fourth proportional to 31,887.76, 47,833.32 and 9,701.80 is: 14,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,887.76 : 47,833.32 = 9,701.80 : x
  2. Step 2: Convert to fraction form
    31,887.76/47,833.32 = 9,701.80/x
  3. Step 3: Cross multiply
    31,887.76x = 47,833.32 × 9,701.80
  4. Step 4: Simplify right side
    31,887.76x = 464,069,303.98
  5. Step 5: Solve for x
    x = 464,069,303.98/31,887.76
  6. Step 6: Final answer
    x = 14,553.21

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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.