Home / 35,515.84-49,013.44-19,600.32

Finding the Fourth Proportional to 35,515.84, 49,013.44 and 19,600.32

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Solution

The fourth proportional to 35,515.84, 49,013.44 and 19,600.32 is: 27,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,515.84 : 49,013.44 = 19,600.32 : x
  2. Step 2: Convert to fraction form
    35,515.84/49,013.44 = 19,600.32/x
  3. Step 3: Cross multiply
    35,515.84x = 49,013.44 × 19,600.32
  4. Step 4: Simplify right side
    35,515.84x = 960,679,108.30
  5. Step 5: Solve for x
    x = 960,679,108.30/35,515.84
  6. Step 6: Final answer
    x = 27,049.31

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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.