Home / 35,880.47-49,516.41-19,964.58

Finding the Fourth Proportional to 35,880.47, 49,516.41 and 19,964.58

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Solution

The fourth proportional to 35,880.47, 49,516.41 and 19,964.58 is: 27,551.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,880.47 : 49,516.41 = 19,964.58 : x
  2. Step 2: Convert to fraction form
    35,880.47/49,516.41 = 19,964.58/x
  3. Step 3: Cross multiply
    35,880.47x = 49,516.41 × 19,964.58
  4. Step 4: Simplify right side
    35,880.47x = 988,574,217.94
  5. Step 5: Solve for x
    x = 988,574,217.94/35,880.47
  6. Step 6: Final answer
    x = 27,551.88

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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.