Home / 19,040.46-26,276.55-10,427.22

Finding the Fourth Proportional to 19,040.46, 26,276.55 and 10,427.22

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Solution

The fourth proportional to 19,040.46, 26,276.55 and 10,427.22 is: 14,389.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.46 : 26,276.55 = 10,427.22 : x
  2. Step 2: Convert to fraction form
    19,040.46/26,276.55 = 10,427.22/x
  3. Step 3: Cross multiply
    19,040.46x = 26,276.55 × 10,427.22
  4. Step 4: Simplify right side
    19,040.46x = 273,991,367.69
  5. Step 5: Solve for x
    x = 273,991,367.69/19,040.46
  6. Step 6: Final answer
    x = 14,389.96

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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.