Home / 19,641.54-29,454.72-6,490.38

Finding the Fourth Proportional to 19,641.54, 29,454.72 and 6,490.38

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Solution

The fourth proportional to 19,641.54, 29,454.72 and 6,490.38 is: 9,733.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641.54 : 29,454.72 = 6,490.38 : x
  2. Step 2: Convert to fraction form
    19,641.54/29,454.72 = 6,490.38/x
  3. Step 3: Cross multiply
    19,641.54x = 29,454.72 × 6,490.38
  4. Step 4: Simplify right side
    19,641.54x = 191,172,325.59
  5. Step 5: Solve for x
    x = 191,172,325.59/19,641.54
  6. Step 6: Final answer
    x = 9,733.06

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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.