Home / 23,618.66-35,431.86-6,980.36

Finding the Fourth Proportional to 23,618.66, 35,431.86 and 6,980.36

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Solution

The fourth proportional to 23,618.66, 35,431.86 and 6,980.36 is: 10,471.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,618.66 : 35,431.86 = 6,980.36 : x
  2. Step 2: Convert to fraction form
    23,618.66/35,431.86 = 6,980.36/x
  3. Step 3: Cross multiply
    23,618.66x = 35,431.86 × 6,980.36
  4. Step 4: Simplify right side
    23,618.66x = 247,327,138.27
  5. Step 5: Solve for x
    x = 247,327,138.27/23,618.66
  6. Step 6: Final answer
    x = 10,471.68

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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.