Home / 45,190.31-67,816.76-15,608.39

Finding the Fourth Proportional to 45,190.31, 67,816.76 and 15,608.39

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Solution

The fourth proportional to 45,190.31, 67,816.76 and 15,608.39 is: 23,423.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,190.31 : 67,816.76 = 15,608.39 : x
  2. Step 2: Convert to fraction form
    45,190.31/67,816.76 = 15,608.39/x
  3. Step 3: Cross multiply
    45,190.31x = 67,816.76 × 15,608.39
  4. Step 4: Simplify right side
    45,190.31x = 1,058,510,021.49
  5. Step 5: Solve for x
    x = 1,058,510,021.49/45,190.31
  6. Step 6: Final answer
    x = 23,423.39

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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.