Home / 19,610.69-29,417.55-11,766.65

Finding the Fourth Proportional to 19,610.69, 29,417.55 and 11,766.65

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Solution

The fourth proportional to 19,610.69, 29,417.55 and 11,766.65 is: 17,650.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,610.69 : 29,417.55 = 11,766.65 : x
  2. Step 2: Convert to fraction form
    19,610.69/29,417.55 = 11,766.65/x
  3. Step 3: Cross multiply
    19,610.69x = 29,417.55 × 11,766.65
  4. Step 4: Simplify right side
    19,610.69x = 346,146,014.71
  5. Step 5: Solve for x
    x = 346,146,014.71/19,610.69
  6. Step 6: Final answer
    x = 17,650.88

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1.5x scale

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.