Home / 13,645.62-18,830.66-7,595.82

Finding the Fourth Proportional to 13,645.62, 18,830.66 and 7,595.82

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Solution

The fourth proportional to 13,645.62, 18,830.66 and 7,595.82 is: 10,482.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,645.62 : 18,830.66 = 7,595.82 : x
  2. Step 2: Convert to fraction form
    13,645.62/18,830.66 = 7,595.82/x
  3. Step 3: Cross multiply
    13,645.62x = 18,830.66 × 7,595.82
  4. Step 4: Simplify right side
    13,645.62x = 143,034,265.86
  5. Step 5: Solve for x
    x = 143,034,265.86/13,645.62
  6. Step 6: Final answer
    x = 10,482.06

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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.