Home / 57,521.51-79,367.43-33,643.52

Finding the Fourth Proportional to 57,521.51, 79,367.43 and 33,643.52

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Solution

The fourth proportional to 57,521.51, 79,367.43 and 33,643.52 is: 46,420.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,521.51 : 79,367.43 = 33,643.52 : x
  2. Step 2: Convert to fraction form
    57,521.51/79,367.43 = 33,643.52/x
  3. Step 3: Cross multiply
    57,521.51x = 79,367.43 × 33,643.52
  4. Step 4: Simplify right side
    57,521.51x = 2,670,199,321.72
  5. Step 5: Solve for x
    x = 2,670,199,321.72/57,521.51
  6. Step 6: Final answer
    x = 46,420.89

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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.