Home / 19,323.57-28,989.81-6,175.92

Finding the Fourth Proportional to 19,323.57, 28,989.81 and 6,175.92

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Solution

The fourth proportional to 19,323.57, 28,989.81 and 6,175.92 is: 9,265.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323.57 : 28,989.81 = 6,175.92 : x
  2. Step 2: Convert to fraction form
    19,323.57/28,989.81 = 6,175.92/x
  3. Step 3: Cross multiply
    19,323.57x = 28,989.81 × 6,175.92
  4. Step 4: Simplify right side
    19,323.57x = 179,038,747.38
  5. Step 5: Solve for x
    x = 179,038,747.38/19,323.57
  6. Step 6: Final answer
    x = 9,265.30

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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.