Home / 18,544.40-25,588.84-11,377.52

Finding the Fourth Proportional to 18,544.40, 25,588.84 and 11,377.52

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Solution

The fourth proportional to 18,544.40, 25,588.84 and 11,377.52 is: 15,699.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.40 : 25,588.84 = 11,377.52 : x
  2. Step 2: Convert to fraction form
    18,544.40/25,588.84 = 11,377.52/x
  3. Step 3: Cross multiply
    18,544.40x = 25,588.84 × 11,377.52
  4. Step 4: Simplify right side
    18,544.40x = 291,137,538.88
  5. Step 5: Solve for x
    x = 291,137,538.88/18,544.40
  6. Step 6: Final answer
    x = 15,699.49

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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.