Home / 35,635.64-49,176.44-19,719.14

Finding the Fourth Proportional to 35,635.64, 49,176.44 and 19,719.14

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Solution

The fourth proportional to 35,635.64, 49,176.44 and 19,719.14 is: 27,212.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,635.64 : 49,176.44 = 19,719.14 : x
  2. Step 2: Convert to fraction form
    35,635.64/49,176.44 = 19,719.14/x
  3. Step 3: Cross multiply
    35,635.64x = 49,176.44 × 19,719.14
  4. Step 4: Simplify right side
    35,635.64x = 969,717,105.06
  5. Step 5: Solve for x
    x = 969,717,105.06/35,635.64
  6. Step 6: Final answer
    x = 27,212.00

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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.