Home / 13,571.59-20,350.43-5,671.95

Finding the Fourth Proportional to 13,571.59, 20,350.43 and 5,671.95

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Solution

The fourth proportional to 13,571.59, 20,350.43 and 5,671.95 is: 8,505.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,571.59 : 20,350.43 = 5,671.95 : x
  2. Step 2: Convert to fraction form
    13,571.59/20,350.43 = 5,671.95/x
  3. Step 3: Cross multiply
    13,571.59x = 20,350.43 × 5,671.95
  4. Step 4: Simplify right side
    13,571.59x = 115,426,533.87
  5. Step 5: Solve for x
    x = 115,426,533.87/13,571.59
  6. Step 6: Final answer
    x = 8,505.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.