Home / 17,915.06-26,880.33-6,825.08

Finding the Fourth Proportional to 17,915.06, 26,880.33 and 6,825.08

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Solution

The fourth proportional to 17,915.06, 26,880.33 and 6,825.08 is: 10,240.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.06 : 26,880.33 = 6,825.08 : x
  2. Step 2: Convert to fraction form
    17,915.06/26,880.33 = 6,825.08/x
  3. Step 3: Cross multiply
    17,915.06x = 26,880.33 × 6,825.08
  4. Step 4: Simplify right side
    17,915.06x = 183,460,402.68
  5. Step 5: Solve for x
    x = 183,460,402.68/17,915.06
  6. Step 6: Final answer
    x = 10,240.57

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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.