Home / 15,663.53-23,496.78-5,670.80

Finding the Fourth Proportional to 15,663.53, 23,496.78 and 5,670.80

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Solution

The fourth proportional to 15,663.53, 23,496.78 and 5,670.80 is: 8,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,663.53 : 23,496.78 = 5,670.80 : x
  2. Step 2: Convert to fraction form
    15,663.53/23,496.78 = 5,670.80/x
  3. Step 3: Cross multiply
    15,663.53x = 23,496.78 × 5,670.80
  4. Step 4: Simplify right side
    15,663.53x = 133,245,451.91
  5. Step 5: Solve for x
    x = 133,245,451.91/15,663.53
  6. Step 6: Final answer
    x = 8,506.73

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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.