Home / 19,197.41-28,771.14-9,829.49

Finding the Fourth Proportional to 19,197.41, 28,771.14 and 9,829.49

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Solution

The fourth proportional to 19,197.41, 28,771.14 and 9,829.49 is: 14,731.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,197.41 : 28,771.14 = 9,829.49 : x
  2. Step 2: Convert to fraction form
    19,197.41/28,771.14 = 9,829.49/x
  3. Step 3: Cross multiply
    19,197.41x = 28,771.14 × 9,829.49
  4. Step 4: Simplify right side
    19,197.41x = 282,805,632.92
  5. Step 5: Solve for x
    x = 282,805,632.92/19,197.41
  6. Step 6: Final answer
    x = 14,731.45

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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.