Home / 38,200.40-52,836.36-33,784.40

Finding the Fourth Proportional to 38,200.40, 52,836.36 and 33,784.40

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Solution

The fourth proportional to 38,200.40, 52,836.36 and 33,784.40 is: 46,728.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,200.40 : 52,836.36 = 33,784.40 : x
  2. Step 2: Convert to fraction form
    38,200.40/52,836.36 = 33,784.40/x
  3. Step 3: Cross multiply
    38,200.40x = 52,836.36 × 33,784.40
  4. Step 4: Simplify right side
    38,200.40x = 1,785,044,720.78
  5. Step 5: Solve for x
    x = 1,785,044,720.78/38,200.40
  6. Step 6: Final answer
    x = 46,728.43

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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.