Home / 13,290.58-19,927.50-7,046.65

Finding the Fourth Proportional to 13,290.58, 19,927.50 and 7,046.65

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Solution

The fourth proportional to 13,290.58, 19,927.50 and 7,046.65 is: 10,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,290.58 : 19,927.50 = 7,046.65 : x
  2. Step 2: Convert to fraction form
    13,290.58/19,927.50 = 7,046.65/x
  3. Step 3: Cross multiply
    13,290.58x = 19,927.50 × 7,046.65
  4. Step 4: Simplify right side
    13,290.58x = 140,422,117.88
  5. Step 5: Solve for x
    x = 140,422,117.88/13,290.58
  6. Step 6: Final answer
    x = 10,565.54

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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.