Home / 19,592.52-29,389.41-6,443.40

Finding the Fourth Proportional to 19,592.52, 29,389.41 and 6,443.40

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Solution

The fourth proportional to 19,592.52, 29,389.41 and 6,443.40 is: 9,665.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,592.52 : 29,389.41 = 6,443.40 : x
  2. Step 2: Convert to fraction form
    19,592.52/29,389.41 = 6,443.40/x
  3. Step 3: Cross multiply
    19,592.52x = 29,389.41 × 6,443.40
  4. Step 4: Simplify right side
    19,592.52x = 189,367,724.39
  5. Step 5: Solve for x
    x = 189,367,724.39/19,592.52
  6. Step 6: Final answer
    x = 9,665.31

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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.