Home / 57,726.45-79,680.65-33,862.77

Finding the Fourth Proportional to 57,726.45, 79,680.65 and 33,862.77

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Solution

The fourth proportional to 57,726.45, 79,680.65 and 33,862.77 is: 46,741.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,726.45 : 79,680.65 = 33,862.77 : x
  2. Step 2: Convert to fraction form
    57,726.45/79,680.65 = 33,862.77/x
  3. Step 3: Cross multiply
    57,726.45x = 79,680.65 × 33,862.77
  4. Step 4: Simplify right side
    57,726.45x = 2,698,207,355.09
  5. Step 5: Solve for x
    x = 2,698,207,355.09/57,726.45
  6. Step 6: Final answer
    x = 46,741.27

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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.