Home / 19,434.43-26,754.66-18,541.75

Finding the Fourth Proportional to 19,434.43, 26,754.66 and 18,541.75

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Solution

The fourth proportional to 19,434.43, 26,754.66 and 18,541.75 is: 25,525.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434.43 : 26,754.66 = 18,541.75 : x
  2. Step 2: Convert to fraction form
    19,434.43/26,754.66 = 18,541.75/x
  3. Step 3: Cross multiply
    19,434.43x = 26,754.66 × 18,541.75
  4. Step 4: Simplify right side
    19,434.43x = 496,078,217.06
  5. Step 5: Solve for x
    x = 496,078,217.06/19,434.43
  6. Step 6: Final answer
    x = 25,525.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.