Home / 19,263.26-28,854.01-12,576.12

Finding the Fourth Proportional to 19,263.26, 28,854.01 and 12,576.12

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Solution

The fourth proportional to 19,263.26, 28,854.01 and 12,576.12 is: 18,837.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,263.26 : 28,854.01 = 12,576.12 : x
  2. Step 2: Convert to fraction form
    19,263.26/28,854.01 = 12,576.12/x
  3. Step 3: Cross multiply
    19,263.26x = 28,854.01 × 12,576.12
  4. Step 4: Simplify right side
    19,263.26x = 362,871,584.95
  5. Step 5: Solve for x
    x = 362,871,584.95/19,263.26
  6. Step 6: Final answer
    x = 18,837.50

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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.