Home / 35,585.80-49,107.54-19,669.84

Finding the Fourth Proportional to 35,585.80, 49,107.54 and 19,669.84

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Solution

The fourth proportional to 35,585.80, 49,107.54 and 19,669.84 is: 27,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,585.80 : 49,107.54 = 19,669.84 : x
  2. Step 2: Convert to fraction form
    35,585.80/49,107.54 = 19,669.84/x
  3. Step 3: Cross multiply
    35,585.80x = 49,107.54 × 19,669.84
  4. Step 4: Simplify right side
    35,585.80x = 965,937,454.59
  5. Step 5: Solve for x
    x = 965,937,454.59/35,585.80
  6. Step 6: Final answer
    x = 27,143.90

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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.