Home / 16,782.06-25,176.12-6,915.84

Finding the Fourth Proportional to 16,782.06, 25,176.12 and 6,915.84

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Solution

The fourth proportional to 16,782.06, 25,176.12 and 6,915.84 is: 10,375.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.06 : 25,176.12 = 6,915.84 : x
  2. Step 2: Convert to fraction form
    16,782.06/25,176.12 = 6,915.84/x
  3. Step 3: Cross multiply
    16,782.06x = 25,176.12 × 6,915.84
  4. Step 4: Simplify right side
    16,782.06x = 174,114,017.74
  5. Step 5: Solve for x
    x = 174,114,017.74/16,782.06
  6. Step 6: Final answer
    x = 10,375.01

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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.