Home / 18,792.06-28,177.14-7,106.19

Finding the Fourth Proportional to 18,792.06, 28,177.14 and 7,106.19

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Solution

The fourth proportional to 18,792.06, 28,177.14 and 7,106.19 is: 10,655.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,792.06 : 28,177.14 = 7,106.19 : x
  2. Step 2: Convert to fraction form
    18,792.06/28,177.14 = 7,106.19/x
  3. Step 3: Cross multiply
    18,792.06x = 28,177.14 × 7,106.19
  4. Step 4: Simplify right side
    18,792.06x = 200,232,110.50
  5. Step 5: Solve for x
    x = 200,232,110.50/18,792.06
  6. Step 6: Final answer
    x = 10,655.14

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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.