Home / 17,915.36-26,836.08-10,497.30

Finding the Fourth Proportional to 17,915.36, 26,836.08 and 10,497.30

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Solution

The fourth proportional to 17,915.36, 26,836.08 and 10,497.30 is: 15,724.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.36 : 26,836.08 = 10,497.30 : x
  2. Step 2: Convert to fraction form
    17,915.36/26,836.08 = 10,497.30/x
  3. Step 3: Cross multiply
    17,915.36x = 26,836.08 × 10,497.30
  4. Step 4: Simplify right side
    17,915.36x = 281,706,382.58
  5. Step 5: Solve for x
    x = 281,706,382.58/17,915.36
  6. Step 6: Final answer
    x = 15,724.29

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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.