Home / 57,619.90-79,518.54-33,748.39

Finding the Fourth Proportional to 57,619.90, 79,518.54 and 33,748.39

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Solution

The fourth proportional to 57,619.90, 79,518.54 and 33,748.39 is: 46,574.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,619.90 : 79,518.54 = 33,748.39 : x
  2. Step 2: Convert to fraction form
    57,619.90/79,518.54 = 33,748.39/x
  3. Step 3: Cross multiply
    57,619.90x = 79,518.54 × 33,748.39
  4. Step 4: Simplify right side
    57,619.90x = 2,683,622,700.15
  5. Step 5: Solve for x
    x = 2,683,622,700.15/57,619.90
  6. Step 6: Final answer
    x = 46,574.58

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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.