Home / 13,594.20-18,760.05-7,544.56

Finding the Fourth Proportional to 13,594.20, 18,760.05 and 7,544.56

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Solution

The fourth proportional to 13,594.20, 18,760.05 and 7,544.56 is: 10,411.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594.20 : 18,760.05 = 7,544.56 : x
  2. Step 2: Convert to fraction form
    13,594.20/18,760.05 = 7,544.56/x
  3. Step 3: Cross multiply
    13,594.20x = 18,760.05 × 7,544.56
  4. Step 4: Simplify right side
    13,594.20x = 141,536,322.83
  5. Step 5: Solve for x
    x = 141,536,322.83/13,594.20
  6. Step 6: Final answer
    x = 10,411.52

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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.