Home / 13,130.50-19,673.82-9,227.92

Finding the Fourth Proportional to 13,130.50, 19,673.82 and 9,227.92

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Solution

The fourth proportional to 13,130.50, 19,673.82 and 9,227.92 is: 13,826.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,130.50 : 19,673.82 = 9,227.92 : x
  2. Step 2: Convert to fraction form
    13,130.50/19,673.82 = 9,227.92/x
  3. Step 3: Cross multiply
    13,130.50x = 19,673.82 × 9,227.92
  4. Step 4: Simplify right side
    13,130.50x = 181,548,437.05
  5. Step 5: Solve for x
    x = 181,548,437.05/13,130.50
  6. Step 6: Final answer
    x = 13,826.47

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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.