Home / 52,591.36-72,576.48-28,717.60

Finding the Fourth Proportional to 52,591.36, 72,576.48 and 28,717.60

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Solution

The fourth proportional to 52,591.36, 72,576.48 and 28,717.60 is: 39,630.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,591.36 : 72,576.48 = 28,717.60 : x
  2. Step 2: Convert to fraction form
    52,591.36/72,576.48 = 28,717.60/x
  3. Step 3: Cross multiply
    52,591.36x = 72,576.48 × 28,717.60
  4. Step 4: Simplify right side
    52,591.36x = 2,084,222,322.05
  5. Step 5: Solve for x
    x = 2,084,222,322.05/52,591.36
  6. Step 6: Final answer
    x = 39,630.51

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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.