Home / 17,479.45-26,219.64-4,331.64

Finding the Fourth Proportional to 17,479.45, 26,219.64 and 4,331.64

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Solution

The fourth proportional to 17,479.45, 26,219.64 and 4,331.64 is: 6,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,479.45 : 26,219.64 = 4,331.64 : x
  2. Step 2: Convert to fraction form
    17,479.45/26,219.64 = 4,331.64/x
  3. Step 3: Cross multiply
    17,479.45x = 26,219.64 × 4,331.64
  4. Step 4: Simplify right side
    17,479.45x = 113,574,041.41
  5. Step 5: Solve for x
    x = 113,574,041.41/17,479.45
  6. Step 6: Final answer
    x = 6,497.58

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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.