Home / 35,880.97-49,515.74-19,966.45

Finding the Fourth Proportional to 35,880.97, 49,515.74 and 19,966.45

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Solution

The fourth proportional to 35,880.97, 49,515.74 and 19,966.45 is: 27,553.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,880.97 : 49,515.74 = 19,966.45 : x
  2. Step 2: Convert to fraction form
    35,880.97/49,515.74 = 19,966.45/x
  3. Step 3: Cross multiply
    35,880.97x = 49,515.74 × 19,966.45
  4. Step 4: Simplify right side
    35,880.97x = 988,653,199.51
  5. Step 5: Solve for x
    x = 988,653,199.51/35,880.97
  6. Step 6: Final answer
    x = 27,553.69

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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.