Home / 22,633.13-31,237.47-13,201.69

Finding the Fourth Proportional to 22,633.13, 31,237.47 and 13,201.69

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Solution

The fourth proportional to 22,633.13, 31,237.47 and 13,201.69 is: 18,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,633.13 : 31,237.47 = 13,201.69 : x
  2. Step 2: Convert to fraction form
    22,633.13/31,237.47 = 13,201.69/x
  3. Step 3: Cross multiply
    22,633.13x = 31,237.47 × 13,201.69
  4. Step 4: Simplify right side
    22,633.13x = 412,387,395.32
  5. Step 5: Solve for x
    x = 412,387,395.32/22,633.13
  6. Step 6: Final answer
    x = 18,220.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.