Home / 19,490.60-29,240.25-9,096.68

Finding the Fourth Proportional to 19,490.60, 29,240.25 and 9,096.68

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Solution

The fourth proportional to 19,490.60, 29,240.25 and 9,096.68 is: 13,647.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490.60 : 29,240.25 = 9,096.68 : x
  2. Step 2: Convert to fraction form
    19,490.60/29,240.25 = 9,096.68/x
  3. Step 3: Cross multiply
    19,490.60x = 29,240.25 × 9,096.68
  4. Step 4: Simplify right side
    19,490.60x = 265,989,197.37
  5. Step 5: Solve for x
    x = 265,989,197.37/19,490.60
  6. Step 6: Final answer
    x = 13,647.05

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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.