Home / 31,765.65-43,837.79-17,424.60

Finding the Fourth Proportional to 31,765.65, 43,837.79 and 17,424.60

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Solution

The fourth proportional to 31,765.65, 43,837.79 and 17,424.60 is: 24,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,765.65 : 43,837.79 = 17,424.60 : x
  2. Step 2: Convert to fraction form
    31,765.65/43,837.79 = 17,424.60/x
  3. Step 3: Cross multiply
    31,765.65x = 43,837.79 × 17,424.60
  4. Step 4: Simplify right side
    31,765.65x = 763,855,868.51
  5. Step 5: Solve for x
    x = 763,855,868.51/31,765.65
  6. Step 6: Final answer
    x = 24,046.60

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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.