Home / 13,532.19-18,674.37-7,563.85

Finding the Fourth Proportional to 13,532.19, 18,674.37 and 7,563.85

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Solution

The fourth proportional to 13,532.19, 18,674.37 and 7,563.85 is: 10,438.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.19 : 18,674.37 = 7,563.85 : x
  2. Step 2: Convert to fraction form
    13,532.19/18,674.37 = 7,563.85/x
  3. Step 3: Cross multiply
    13,532.19x = 18,674.37 × 7,563.85
  4. Step 4: Simplify right side
    13,532.19x = 141,250,133.52
  5. Step 5: Solve for x
    x = 141,250,133.52/13,532.19
  6. Step 6: Final answer
    x = 10,438.08

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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.