Home / 19,066.64-28,594.22-7,216.45

Finding the Fourth Proportional to 19,066.64, 28,594.22 and 7,216.45

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Solution

The fourth proportional to 19,066.64, 28,594.22 and 7,216.45 is: 10,822.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,066.64 : 28,594.22 = 7,216.45 : x
  2. Step 2: Convert to fraction form
    19,066.64/28,594.22 = 7,216.45/x
  3. Step 3: Cross multiply
    19,066.64x = 28,594.22 × 7,216.45
  4. Step 4: Simplify right side
    19,066.64x = 206,348,651.35
  5. Step 5: Solve for x
    x = 206,348,651.35/19,066.64
  6. Step 6: Final answer
    x = 10,822.50

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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.