Home / 19,693.35-29,541.51-5,653.27

Finding the Fourth Proportional to 19,693.35, 29,541.51 and 5,653.27

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Solution

The fourth proportional to 19,693.35, 29,541.51 and 5,653.27 is: 8,480.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,693.35 : 29,541.51 = 5,653.27 : x
  2. Step 2: Convert to fraction form
    19,693.35/29,541.51 = 5,653.27/x
  3. Step 3: Cross multiply
    19,693.35x = 29,541.51 × 5,653.27
  4. Step 4: Simplify right side
    19,693.35x = 167,006,086.08
  5. Step 5: Solve for x
    x = 167,006,086.08/19,693.35
  6. Step 6: Final answer
    x = 8,480.33

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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.