Home / 16,839.84-25,257.04-7,955.15

Finding the Fourth Proportional to 16,839.84, 25,257.04 and 7,955.15

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Solution

The fourth proportional to 16,839.84, 25,257.04 and 7,955.15 is: 11,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.84 : 25,257.04 = 7,955.15 : x
  2. Step 2: Convert to fraction form
    16,839.84/25,257.04 = 7,955.15/x
  3. Step 3: Cross multiply
    16,839.84x = 25,257.04 × 7,955.15
  4. Step 4: Simplify right side
    16,839.84x = 200,923,541.76
  5. Step 5: Solve for x
    x = 200,923,541.76/16,839.84
  6. Step 6: Final answer
    x = 11,931.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.