Home / 31,168.02-46,724.27-11,442

Finding the Fourth Proportional to 31,168.02, 46,724.27 and 11,442

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Solution

The fourth proportional to 31,168.02, 46,724.27 and 11,442 is: 17,152.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,168.02 : 46,724.27 = 11,442 : x
  2. Step 2: Convert to fraction form
    31,168.02/46,724.27 = 11,442/x
  3. Step 3: Cross multiply
    31,168.02x = 46,724.27 × 11,442
  4. Step 4: Simplify right side
    31,168.02x = 534,619,097.34
  5. Step 5: Solve for x
    x = 534,619,097.34/31,168.02
  6. Step 6: Final answer
    x = 17,152.81

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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.