Home / 31,331.61-46,999.40-10,273.82

Finding the Fourth Proportional to 31,331.61, 46,999.40 and 10,273.82

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Solution

The fourth proportional to 31,331.61, 46,999.40 and 10,273.82 is: 15,411.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,331.61 : 46,999.40 = 10,273.82 : x
  2. Step 2: Convert to fraction form
    31,331.61/46,999.40 = 10,273.82/x
  3. Step 3: Cross multiply
    31,331.61x = 46,999.40 × 10,273.82
  4. Step 4: Simplify right side
    31,331.61x = 482,863,089.34
  5. Step 5: Solve for x
    x = 482,863,089.34/31,331.61
  6. Step 6: Final answer
    x = 15,411.37

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1.5x scale

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.