Home / 53,091.42-79,637.76-18,033.81

Finding the Fourth Proportional to 53,091.42, 79,637.76 and 18,033.81

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Solution

The fourth proportional to 53,091.42, 79,637.76 and 18,033.81 is: 27,050.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,091.42 : 79,637.76 = 18,033.81 : x
  2. Step 2: Convert to fraction form
    53,091.42/79,637.76 = 18,033.81/x
  3. Step 3: Cross multiply
    53,091.42x = 79,637.76 × 18,033.81
  4. Step 4: Simplify right side
    53,091.42x = 1,436,172,232.67
  5. Step 5: Solve for x
    x = 1,436,172,232.67/53,091.42
  6. Step 6: Final answer
    x = 27,050.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.