Home / 35,728.98-53,597.79-19,105.62

Finding the Fourth Proportional to 35,728.98, 53,597.79 and 19,105.62

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Solution

The fourth proportional to 35,728.98, 53,597.79 and 19,105.62 is: 28,660.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,728.98 : 53,597.79 = 19,105.62 : x
  2. Step 2: Convert to fraction form
    35,728.98/53,597.79 = 19,105.62/x
  3. Step 3: Cross multiply
    35,728.98x = 53,597.79 × 19,105.62
  4. Step 4: Simplify right side
    35,728.98x = 1,024,019,008.58
  5. Step 5: Solve for x
    x = 1,024,019,008.58/35,728.98
  6. Step 6: Final answer
    x = 28,660.74

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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.