Home / 31,166.02-46,721.27-11,440.00

Finding the Fourth Proportional to 31,166.02, 46,721.27 and 11,440.00

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Solution

The fourth proportional to 31,166.02, 46,721.27 and 11,440.00 is: 17,149.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,166.02 : 46,721.27 = 11,440.00 : x
  2. Step 2: Convert to fraction form
    31,166.02/46,721.27 = 11,440.00/x
  3. Step 3: Cross multiply
    31,166.02x = 46,721.27 × 11,440.00
  4. Step 4: Simplify right side
    31,166.02x = 534,491,095.19
  5. Step 5: Solve for x
    x = 534,491,095.19/31,166.02
  6. Step 6: Final answer
    x = 17,149.81

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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.