Home / 19,801.51-29,683.66-6,644.65

Finding the Fourth Proportional to 19,801.51, 29,683.66 and 6,644.65

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Solution

The fourth proportional to 19,801.51, 29,683.66 and 6,644.65 is: 9,960.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,801.51 : 29,683.66 = 6,644.65 : x
  2. Step 2: Convert to fraction form
    19,801.51/29,683.66 = 6,644.65/x
  3. Step 3: Cross multiply
    19,801.51x = 29,683.66 × 6,644.65
  4. Step 4: Simplify right side
    19,801.51x = 197,237,498.20
  5. Step 5: Solve for x
    x = 197,237,498.20/19,801.51
  6. Step 6: Final answer
    x = 9,960.73

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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.