Home / 32,355-44,637.78-18,921.96

Finding the Fourth Proportional to 32,355, 44,637.78 and 18,921.96

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Solution

The fourth proportional to 32,355, 44,637.78 and 18,921.96 is: 26,105.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,355 : 44,637.78 = 18,921.96 : x
  2. Step 2: Convert to fraction form
    32,355/44,637.78 = 18,921.96/x
  3. Step 3: Cross multiply
    32,355x = 44,637.78 × 18,921.96
  4. Step 4: Simplify right side
    32,355x = 844,634,287.65
  5. Step 5: Solve for x
    x = 844,634,287.65/32,355
  6. Step 6: Final answer
    x = 26,105.22

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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.