Home / 17,478.45-26,218.14-4,330.64

Finding the Fourth Proportional to 17,478.45, 26,218.14 and 4,330.64

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Solution

The fourth proportional to 17,478.45, 26,218.14 and 4,330.64 is: 6,496.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,478.45 : 26,218.14 = 4,330.64 : x
  2. Step 2: Convert to fraction form
    17,478.45/26,218.14 = 4,330.64/x
  3. Step 3: Cross multiply
    17,478.45x = 26,218.14 × 4,330.64
  4. Step 4: Simplify right side
    17,478.45x = 113,541,178.48
  5. Step 5: Solve for x
    x = 113,541,178.48/17,478.45
  6. Step 6: Final answer
    x = 6,496.07

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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.