Home / 31,761.86-47,645.11-10,701.94

Finding the Fourth Proportional to 31,761.86, 47,645.11 and 10,701.94

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Solution

The fourth proportional to 31,761.86, 47,645.11 and 10,701.94 is: 16,053.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,761.86 : 47,645.11 = 10,701.94 : x
  2. Step 2: Convert to fraction form
    31,761.86/47,645.11 = 10,701.94/x
  3. Step 3: Cross multiply
    31,761.86x = 47,645.11 × 10,701.94
  4. Step 4: Simplify right side
    31,761.86x = 509,895,108.51
  5. Step 5: Solve for x
    x = 509,895,108.51/31,761.86
  6. Step 6: Final answer
    x = 16,053.69

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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.