Home / 22,612.24-31,197.36-13,051.84

Finding the Fourth Proportional to 22,612.24, 31,197.36 and 13,051.84

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Solution

The fourth proportional to 22,612.24, 31,197.36 and 13,051.84 is: 18,007.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,612.24 : 31,197.36 = 13,051.84 : x
  2. Step 2: Convert to fraction form
    22,612.24/31,197.36 = 13,051.84/x
  3. Step 3: Cross multiply
    22,612.24x = 31,197.36 × 13,051.84
  4. Step 4: Simplify right side
    22,612.24x = 407,182,951.14
  5. Step 5: Solve for x
    x = 407,182,951.14/22,612.24
  6. Step 6: Final answer
    x = 18,007.19

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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.