Home / 13,592.36-18,757.40-7,624.10

Finding the Fourth Proportional to 13,592.36, 18,757.40 and 7,624.10

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Solution

The fourth proportional to 13,592.36, 18,757.40 and 7,624.10 is: 10,521.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.36 : 18,757.40 = 7,624.10 : x
  2. Step 2: Convert to fraction form
    13,592.36/18,757.40 = 7,624.10/x
  3. Step 3: Cross multiply
    13,592.36x = 18,757.40 × 7,624.10
  4. Step 4: Simplify right side
    13,592.36x = 143,008,293.34
  5. Step 5: Solve for x
    x = 143,008,293.34/13,592.36
  6. Step 6: Final answer
    x = 10,521.23

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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.