Home / 35,724.84-49,300.08-19,811.64

Finding the Fourth Proportional to 35,724.84, 49,300.08 and 19,811.64

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Solution

The fourth proportional to 35,724.84, 49,300.08 and 19,811.64 is: 27,339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,724.84 : 49,300.08 = 19,811.64 : x
  2. Step 2: Convert to fraction form
    35,724.84/49,300.08 = 19,811.64/x
  3. Step 3: Cross multiply
    35,724.84x = 49,300.08 × 19,811.64
  4. Step 4: Simplify right side
    35,724.84x = 976,715,436.93
  5. Step 5: Solve for x
    x = 976,715,436.93/35,724.84
  6. Step 6: Final answer
    x = 27,339.95

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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.