Home / 45,032.72-67,455.67-26,255.81

Finding the Fourth Proportional to 45,032.72, 67,455.67 and 26,255.81

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Solution

The fourth proportional to 45,032.72, 67,455.67 and 26,255.81 is: 39,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,032.72 : 67,455.67 = 26,255.81 : x
  2. Step 2: Convert to fraction form
    45,032.72/67,455.67 = 26,255.81/x
  3. Step 3: Cross multiply
    45,032.72x = 67,455.67 × 26,255.81
  4. Step 4: Simplify right side
    45,032.72x = 1,771,103,020.66
  5. Step 5: Solve for x
    x = 1,771,103,020.66/45,032.72
  6. Step 6: Final answer
    x = 39,329.25

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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.