Home / 19,625.06-29,449.93-18,364.12

Finding the Fourth Proportional to 19,625.06, 29,449.93 and 18,364.12

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Solution

The fourth proportional to 19,625.06, 29,449.93 and 18,364.12 is: 27,557.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.06 : 29,449.93 = 18,364.12 : x
  2. Step 2: Convert to fraction form
    19,625.06/29,449.93 = 18,364.12/x
  3. Step 3: Cross multiply
    19,625.06x = 29,449.93 × 18,364.12
  4. Step 4: Simplify right side
    19,625.06x = 540,821,963.41
  5. Step 5: Solve for x
    x = 540,821,963.41/19,625.06
  6. Step 6: Final answer
    x = 27,557.72

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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.