Home / 19,223.98-26,489.72-14,180.21

Finding the Fourth Proportional to 19,223.98, 26,489.72 and 14,180.21

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Solution

The fourth proportional to 19,223.98, 26,489.72 and 14,180.21 is: 19,539.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.98 : 26,489.72 = 14,180.21 : x
  2. Step 2: Convert to fraction form
    19,223.98/26,489.72 = 14,180.21/x
  3. Step 3: Cross multiply
    19,223.98x = 26,489.72 × 14,180.21
  4. Step 4: Simplify right side
    19,223.98x = 375,629,894.12
  5. Step 5: Solve for x
    x = 375,629,894.12/19,223.98
  6. Step 6: Final answer
    x = 19,539.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.