Home / 45,236.98-67,861.62-15,646.87

Finding the Fourth Proportional to 45,236.98, 67,861.62 and 15,646.87

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Solution

The fourth proportional to 45,236.98, 67,861.62 and 15,646.87 is: 23,472.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,236.98 : 67,861.62 = 15,646.87 : x
  2. Step 2: Convert to fraction form
    45,236.98/67,861.62 = 15,646.87/x
  3. Step 3: Cross multiply
    45,236.98x = 67,861.62 × 15,646.87
  4. Step 4: Simplify right side
    45,236.98x = 1,061,821,946.13
  5. Step 5: Solve for x
    x = 1,061,821,946.13/45,236.98
  6. Step 6: Final answer
    x = 23,472.43

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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.