Home / 35,538.21-49,043.07-19,622.32

Finding the Fourth Proportional to 35,538.21, 49,043.07 and 19,622.32

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Solution

The fourth proportional to 35,538.21, 49,043.07 and 19,622.32 is: 27,078.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,538.21 : 49,043.07 = 19,622.32 : x
  2. Step 2: Convert to fraction form
    35,538.21/49,043.07 = 19,622.32/x
  3. Step 3: Cross multiply
    35,538.21x = 49,043.07 × 19,622.32
  4. Step 4: Simplify right side
    35,538.21x = 962,338,690.71
  5. Step 5: Solve for x
    x = 962,338,690.71/35,538.21
  6. Step 6: Final answer
    x = 27,078.99

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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.