Home / 19,520.40-29,296.92-17,683.32

Finding the Fourth Proportional to 19,520.40, 29,296.92 and 17,683.32

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Solution

The fourth proportional to 19,520.40, 29,296.92 and 17,683.32 is: 26,539.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520.40 : 29,296.92 = 17,683.32 : x
  2. Step 2: Convert to fraction form
    19,520.40/29,296.92 = 17,683.32/x
  3. Step 3: Cross multiply
    19,520.40x = 29,296.92 × 17,683.32
  4. Step 4: Simplify right side
    19,520.40x = 518,066,811.37
  5. Step 5: Solve for x
    x = 518,066,811.37/19,520.40
  6. Step 6: Final answer
    x = 26,539.76

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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.