Home / 47,571.94-71,366.15-15,985.08

Finding the Fourth Proportional to 47,571.94, 71,366.15 and 15,985.08

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Solution

The fourth proportional to 47,571.94, 71,366.15 and 15,985.08 is: 23,980.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,571.94 : 71,366.15 = 15,985.08 : x
  2. Step 2: Convert to fraction form
    47,571.94/71,366.15 = 15,985.08/x
  3. Step 3: Cross multiply
    47,571.94x = 71,366.15 × 15,985.08
  4. Step 4: Simplify right side
    47,571.94x = 1,140,793,617.04
  5. Step 5: Solve for x
    x = 1,140,793,617.04/47,571.94
  6. Step 6: Final answer
    x = 23,980.39

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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.