Home / 19,829.06-29,746.34-6,685.19

Finding the Fourth Proportional to 19,829.06, 29,746.34 and 6,685.19

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Solution

The fourth proportional to 19,829.06, 29,746.34 and 6,685.19 is: 10,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.06 : 29,746.34 = 6,685.19 : x
  2. Step 2: Convert to fraction form
    19,829.06/29,746.34 = 6,685.19/x
  3. Step 3: Cross multiply
    19,829.06x = 29,746.34 × 6,685.19
  4. Step 4: Simplify right side
    19,829.06x = 198,859,901.28
  5. Step 5: Solve for x
    x = 198,859,901.28/19,829.06
  6. Step 6: Final answer
    x = 10,028.71

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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.