Home / 17,385.87-26,079.24-5,539.45

Finding the Fourth Proportional to 17,385.87, 26,079.24 and 5,539.45

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Solution

The fourth proportional to 17,385.87, 26,079.24 and 5,539.45 is: 8,309.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385.87 : 26,079.24 = 5,539.45 : x
  2. Step 2: Convert to fraction form
    17,385.87/26,079.24 = 5,539.45/x
  3. Step 3: Cross multiply
    17,385.87x = 26,079.24 × 5,539.45
  4. Step 4: Simplify right side
    17,385.87x = 144,464,646.02
  5. Step 5: Solve for x
    x = 144,464,646.02/17,385.87
  6. Step 6: Final answer
    x = 8,309.31

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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.