Home / 19,820.93-29,731.19-6,673.22

Finding the Fourth Proportional to 19,820.93, 29,731.19 and 6,673.22

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Solution

The fourth proportional to 19,820.93, 29,731.19 and 6,673.22 is: 10,009.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,820.93 : 29,731.19 = 6,673.22 : x
  2. Step 2: Convert to fraction form
    19,820.93/29,731.19 = 6,673.22/x
  3. Step 3: Cross multiply
    19,820.93x = 29,731.19 × 6,673.22
  4. Step 4: Simplify right side
    19,820.93x = 198,402,589.71
  5. Step 5: Solve for x
    x = 198,402,589.71/19,820.93
  6. Step 6: Final answer
    x = 10,009.75

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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.