Home / 19,235.73-28,853.60-5,384.73

Finding the Fourth Proportional to 19,235.73, 28,853.60 and 5,384.73

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Solution

The fourth proportional to 19,235.73, 28,853.60 and 5,384.73 is: 8,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,235.73 : 28,853.60 = 5,384.73 : x
  2. Step 2: Convert to fraction form
    19,235.73/28,853.60 = 5,384.73/x
  3. Step 3: Cross multiply
    19,235.73x = 28,853.60 × 5,384.73
  4. Step 4: Simplify right side
    19,235.73x = 155,368,845.53
  5. Step 5: Solve for x
    x = 155,368,845.53/19,235.73
  6. Step 6: Final answer
    x = 8,077.10

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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.