Home / 22,944.36-31,681.89-18,696.06

Finding the Fourth Proportional to 22,944.36, 31,681.89 and 18,696.06

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Solution

The fourth proportional to 22,944.36, 31,681.89 and 18,696.06 is: 25,815.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,944.36 : 31,681.89 = 18,696.06 : x
  2. Step 2: Convert to fraction form
    22,944.36/31,681.89 = 18,696.06/x
  3. Step 3: Cross multiply
    22,944.36x = 31,681.89 × 18,696.06
  4. Step 4: Simplify right side
    22,944.36x = 592,326,516.35
  5. Step 5: Solve for x
    x = 592,326,516.35/22,944.36
  6. Step 6: Final answer
    x = 25,815.78

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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.