Home / 19,040.10-28,557.45-5,893.80

Finding the Fourth Proportional to 19,040.10, 28,557.45 and 5,893.80

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Solution

The fourth proportional to 19,040.10, 28,557.45 and 5,893.80 is: 8,839.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.10 : 28,557.45 = 5,893.80 : x
  2. Step 2: Convert to fraction form
    19,040.10/28,557.45 = 5,893.80/x
  3. Step 3: Cross multiply
    19,040.10x = 28,557.45 × 5,893.80
  4. Step 4: Simplify right side
    19,040.10x = 168,311,898.81
  5. Step 5: Solve for x
    x = 168,311,898.81/19,040.10
  6. Step 6: Final answer
    x = 8,839.86

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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.