Home / 15,778.59-23,663.83-4,682.66

Finding the Fourth Proportional to 15,778.59, 23,663.83 and 4,682.66

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Solution

The fourth proportional to 15,778.59, 23,663.83 and 4,682.66 is: 7,022.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,778.59 : 23,663.83 = 4,682.66 : x
  2. Step 2: Convert to fraction form
    15,778.59/23,663.83 = 4,682.66/x
  3. Step 3: Cross multiply
    15,778.59x = 23,663.83 × 4,682.66
  4. Step 4: Simplify right side
    15,778.59x = 110,809,670.19
  5. Step 5: Solve for x
    x = 110,809,670.19/15,778.59
  6. Step 6: Final answer
    x = 7,022.79

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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.