Home / 31,162.05-46,689.90-17,133.84

Finding the Fourth Proportional to 31,162.05, 46,689.90 and 17,133.84

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Solution

The fourth proportional to 31,162.05, 46,689.90 and 17,133.84 is: 25,671.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,162.05 : 46,689.90 = 17,133.84 : x
  2. Step 2: Convert to fraction form
    31,162.05/46,689.90 = 17,133.84/x
  3. Step 3: Cross multiply
    31,162.05x = 46,689.90 × 17,133.84
  4. Step 4: Simplify right side
    31,162.05x = 799,977,276.22
  5. Step 5: Solve for x
    x = 799,977,276.22/31,162.05
  6. Step 6: Final answer
    x = 25,671.52

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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.