Home / 18,531.28-25,573.19-10,576.07

Finding the Fourth Proportional to 18,531.28, 25,573.19 and 10,576.07

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Solution

The fourth proportional to 18,531.28, 25,573.19 and 10,576.07 is: 14,594.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531.28 : 25,573.19 = 10,576.07 : x
  2. Step 2: Convert to fraction form
    18,531.28/25,573.19 = 10,576.07/x
  3. Step 3: Cross multiply
    18,531.28x = 25,573.19 × 10,576.07
  4. Step 4: Simplify right side
    18,531.28x = 270,463,762.72
  5. Step 5: Solve for x
    x = 270,463,762.72/18,531.28
  6. Step 6: Final answer
    x = 14,594.98

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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.