Home / 35,611.88-49,140.14-19,694.16

Finding the Fourth Proportional to 35,611.88, 49,140.14 and 19,694.16

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Solution

The fourth proportional to 35,611.88, 49,140.14 and 19,694.16 is: 27,175.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,611.88 : 49,140.14 = 19,694.16 : x
  2. Step 2: Convert to fraction form
    35,611.88/49,140.14 = 19,694.16/x
  3. Step 3: Cross multiply
    35,611.88x = 49,140.14 × 19,694.16
  4. Step 4: Simplify right side
    35,611.88x = 967,773,681.11
  5. Step 5: Solve for x
    x = 967,773,681.11/35,611.88
  6. Step 6: Final answer
    x = 27,175.59

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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.