Home / 31,285.74-46,932.53-10,227.90

Finding the Fourth Proportional to 31,285.74, 46,932.53 and 10,227.90

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Solution

The fourth proportional to 31,285.74, 46,932.53 and 10,227.90 is: 15,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,285.74 : 46,932.53 = 10,227.90 : x
  2. Step 2: Convert to fraction form
    31,285.74/46,932.53 = 10,227.90/x
  3. Step 3: Cross multiply
    31,285.74x = 46,932.53 × 10,227.90
  4. Step 4: Simplify right side
    31,285.74x = 480,021,172.45
  5. Step 5: Solve for x
    x = 480,021,172.45/31,285.74
  6. Step 6: Final answer
    x = 15,343.13

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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.