Home / 19,049.40-26,288.37-10,551.78

Finding the Fourth Proportional to 19,049.40, 26,288.37 and 10,551.78

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Solution

The fourth proportional to 19,049.40, 26,288.37 and 10,551.78 is: 14,561.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049.40 : 26,288.37 = 10,551.78 : x
  2. Step 2: Convert to fraction form
    19,049.40/26,288.37 = 10,551.78/x
  3. Step 3: Cross multiply
    19,049.40x = 26,288.37 × 10,551.78
  4. Step 4: Simplify right side
    19,049.40x = 277,389,096.80
  5. Step 5: Solve for x
    x = 277,389,096.80/19,049.40
  6. Step 6: Final answer
    x = 14,561.57

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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.