Home / 47,616.50-71,419.26-19,152.38

Finding the Fourth Proportional to 47,616.50, 71,419.26 and 19,152.38

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Solution

The fourth proportional to 47,616.50, 71,419.26 and 19,152.38 is: 28,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,616.50 : 71,419.26 = 19,152.38 : x
  2. Step 2: Convert to fraction form
    47,616.50/71,419.26 = 19,152.38/x
  3. Step 3: Cross multiply
    47,616.50x = 71,419.26 × 19,152.38
  4. Step 4: Simplify right side
    47,616.50x = 1,367,848,806.84
  5. Step 5: Solve for x
    x = 1,367,848,806.84/47,616.50
  6. Step 6: Final answer
    x = 28,726.36

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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.