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Finding the Fourth Proportional to 38,571.57, 53,133.57 and 32,887.80

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Solution

The fourth proportional to 38,571.57, 53,133.57 and 32,887.80 is: 45,304.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,571.57 : 53,133.57 = 32,887.80 : x
  2. Step 2: Convert to fraction form
    38,571.57/53,133.57 = 32,887.80/x
  3. Step 3: Cross multiply
    38,571.57x = 53,133.57 × 32,887.80
  4. Step 4: Simplify right side
    38,571.57x = 1,747,446,223.45
  5. Step 5: Solve for x
    x = 1,747,446,223.45/38,571.57
  6. Step 6: Final answer
    x = 45,304.00

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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.