Home / 22,534.48-31,095.66-13,103.56

Finding the Fourth Proportional to 22,534.48, 31,095.66 and 13,103.56

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Solution

The fourth proportional to 22,534.48, 31,095.66 and 13,103.56 is: 18,081.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,534.48 : 31,095.66 = 13,103.56 : x
  2. Step 2: Convert to fraction form
    22,534.48/31,095.66 = 13,103.56/x
  3. Step 3: Cross multiply
    22,534.48x = 31,095.66 × 13,103.56
  4. Step 4: Simplify right side
    22,534.48x = 407,463,846.55
  5. Step 5: Solve for x
    x = 407,463,846.55/22,534.48
  6. Step 6: Final answer
    x = 18,081.79

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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.