Home / 35,622.99-49,159.31-19,707.30

Finding the Fourth Proportional to 35,622.99, 49,159.31 and 19,707.30

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Solution

The fourth proportional to 35,622.99, 49,159.31 and 19,707.30 is: 27,195.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,622.99 : 49,159.31 = 19,707.30 : x
  2. Step 2: Convert to fraction form
    35,622.99/49,159.31 = 19,707.30/x
  3. Step 3: Cross multiply
    35,622.99x = 49,159.31 × 19,707.30
  4. Step 4: Simplify right side
    35,622.99x = 968,797,171.43
  5. Step 5: Solve for x
    x = 968,797,171.43/35,622.99
  6. Step 6: Final answer
    x = 27,195.84

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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.