Home / 19,195.41-28,768.14-9,827.49

Finding the Fourth Proportional to 19,195.41, 28,768.14 and 9,827.49

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Solution

The fourth proportional to 19,195.41, 28,768.14 and 9,827.49 is: 14,728.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,195.41 : 28,768.14 = 9,827.49 : x
  2. Step 2: Convert to fraction form
    19,195.41/28,768.14 = 9,827.49/x
  3. Step 3: Cross multiply
    19,195.41x = 28,768.14 × 9,827.49
  4. Step 4: Simplify right side
    19,195.41x = 282,718,608.17
  5. Step 5: Solve for x
    x = 282,718,608.17/19,195.41
  6. Step 6: Final answer
    x = 14,728.45

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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.