Home / 52,128.96-71,973.54-33,291.60

Finding the Fourth Proportional to 52,128.96, 71,973.54 and 33,291.60

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Solution

The fourth proportional to 52,128.96, 71,973.54 and 33,291.60 is: 45,965.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,128.96 : 71,973.54 = 33,291.60 : x
  2. Step 2: Convert to fraction form
    52,128.96/71,973.54 = 33,291.60/x
  3. Step 3: Cross multiply
    52,128.96x = 71,973.54 × 33,291.60
  4. Step 4: Simplify right side
    52,128.96x = 2,396,114,304.26
  5. Step 5: Solve for x
    x = 2,396,114,304.26/52,128.96
  6. Step 6: Final answer
    x = 45,965.13

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1.5x scale

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.