Home / 12,765.12-19,167.84-7,594.08

Finding the Fourth Proportional to 12,765.12, 19,167.84 and 7,594.08

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Solution

The fourth proportional to 12,765.12, 19,167.84 and 7,594.08 is: 11,403.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,765.12 : 19,167.84 = 7,594.08 : x
  2. Step 2: Convert to fraction form
    12,765.12/19,167.84 = 7,594.08/x
  3. Step 3: Cross multiply
    12,765.12x = 19,167.84 × 7,594.08
  4. Step 4: Simplify right side
    12,765.12x = 145,562,110.39
  5. Step 5: Solve for x
    x = 145,562,110.39/12,765.12
  6. Step 6: Final answer
    x = 11,403.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.