Home / 13,592.72-18,757.66-7,624.26

Finding the Fourth Proportional to 13,592.72, 18,757.66 and 7,624.26

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Solution

The fourth proportional to 13,592.72, 18,757.66 and 7,624.26 is: 10,521.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.72 : 18,757.66 = 7,624.26 : x
  2. Step 2: Convert to fraction form
    13,592.72/18,757.66 = 7,624.26/x
  3. Step 3: Cross multiply
    13,592.72x = 18,757.66 × 7,624.26
  4. Step 4: Simplify right side
    13,592.72x = 143,013,276.83
  5. Step 5: Solve for x
    x = 143,013,276.83/13,592.72
  6. Step 6: Final answer
    x = 10,521.31

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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.