Home / 19,605.57-29,245.05-17,713.65

Finding the Fourth Proportional to 19,605.57, 29,245.05 and 17,713.65

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Solution

The fourth proportional to 19,605.57, 29,245.05 and 17,713.65 is: 26,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.57 : 29,245.05 = 17,713.65 : x
  2. Step 2: Convert to fraction form
    19,605.57/29,245.05 = 17,713.65/x
  3. Step 3: Cross multiply
    19,605.57x = 29,245.05 × 17,713.65
  4. Step 4: Simplify right side
    19,605.57x = 518,036,442.85
  5. Step 5: Solve for x
    x = 518,036,442.85/19,605.57
  6. Step 6: Final answer
    x = 26,422.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.