Home / 19,736.53-29,351.16-19,113.77

Finding the Fourth Proportional to 19,736.53, 29,351.16 and 19,113.77

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Solution

The fourth proportional to 19,736.53, 29,351.16 and 19,113.77 is: 28,425.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736.53 : 29,351.16 = 19,113.77 : x
  2. Step 2: Convert to fraction form
    19,736.53/29,351.16 = 19,113.77/x
  3. Step 3: Cross multiply
    19,736.53x = 29,351.16 × 19,113.77
  4. Step 4: Simplify right side
    19,736.53x = 561,011,394.85
  5. Step 5: Solve for x
    x = 561,011,394.85/19,736.53
  6. Step 6: Final answer
    x = 28,425.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.