Home / 35,801.65-49,405.66-19,885.69

Finding the Fourth Proportional to 35,801.65, 49,405.66 and 19,885.69

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Solution

The fourth proportional to 35,801.65, 49,405.66 and 19,885.69 is: 27,441.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,801.65 : 49,405.66 = 19,885.69 : x
  2. Step 2: Convert to fraction form
    35,801.65/49,405.66 = 19,885.69/x
  3. Step 3: Cross multiply
    35,801.65x = 49,405.66 × 19,885.69
  4. Step 4: Simplify right side
    35,801.65x = 982,465,639.01
  5. Step 5: Solve for x
    x = 982,465,639.01/35,801.65
  6. Step 6: Final answer
    x = 27,441.91

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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.