Home / 38,870.46-53,645.31-22,956.39

Finding the Fourth Proportional to 38,870.46, 53,645.31 and 22,956.39

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Solution

The fourth proportional to 38,870.46, 53,645.31 and 22,956.39 is: 31,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,870.46 : 53,645.31 = 22,956.39 : x
  2. Step 2: Convert to fraction form
    38,870.46/53,645.31 = 22,956.39/x
  3. Step 3: Cross multiply
    38,870.46x = 53,645.31 × 22,956.39
  4. Step 4: Simplify right side
    38,870.46x = 1,231,502,658.03
  5. Step 5: Solve for x
    x = 1,231,502,658.03/38,870.46
  6. Step 6: Final answer
    x = 31,682.22

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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.