Home / 22,625.13-31,223.75-14,132.28

Finding the Fourth Proportional to 22,625.13, 31,223.75 and 14,132.28

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Solution

The fourth proportional to 22,625.13, 31,223.75 and 14,132.28 is: 19,503.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,625.13 : 31,223.75 = 14,132.28 : x
  2. Step 2: Convert to fraction form
    22,625.13/31,223.75 = 14,132.28/x
  3. Step 3: Cross multiply
    22,625.13x = 31,223.75 × 14,132.28
  4. Step 4: Simplify right side
    22,625.13x = 441,262,777.65
  5. Step 5: Solve for x
    x = 441,262,777.65/22,625.13
  6. Step 6: Final answer
    x = 19,503.22

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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.