Home / 23,122.19-31,908.74-13,051.06

Finding the Fourth Proportional to 23,122.19, 31,908.74 and 13,051.06

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Solution

The fourth proportional to 23,122.19, 31,908.74 and 13,051.06 is: 18,010.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,122.19 : 31,908.74 = 13,051.06 : x
  2. Step 2: Convert to fraction form
    23,122.19/31,908.74 = 13,051.06/x
  3. Step 3: Cross multiply
    23,122.19x = 31,908.74 × 13,051.06
  4. Step 4: Simplify right side
    23,122.19x = 416,442,735.24
  5. Step 5: Solve for x
    x = 416,442,735.24/23,122.19
  6. Step 6: Final answer
    x = 18,010.52

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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.