Home / 22,707.06-31,365.78-18,942.66

Finding the Fourth Proportional to 22,707.06, 31,365.78 and 18,942.66

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Solution

The fourth proportional to 22,707.06, 31,365.78 and 18,942.66 is: 26,165.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,707.06 : 31,365.78 = 18,942.66 : x
  2. Step 2: Convert to fraction form
    22,707.06/31,365.78 = 18,942.66/x
  3. Step 3: Cross multiply
    22,707.06x = 31,365.78 × 18,942.66
  4. Step 4: Simplify right side
    22,707.06x = 594,151,306.17
  5. Step 5: Solve for x
    x = 594,151,306.17/22,707.06
  6. Step 6: Final answer
    x = 26,165.93

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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.