Home / 17,915.46-26,878.59-7,236.33

Finding the Fourth Proportional to 17,915.46, 26,878.59 and 7,236.33

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Solution

The fourth proportional to 17,915.46, 26,878.59 and 7,236.33 is: 10,856.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.46 : 26,878.59 = 7,236.33 : x
  2. Step 2: Convert to fraction form
    17,915.46/26,878.59 = 7,236.33/x
  3. Step 3: Cross multiply
    17,915.46x = 26,878.59 × 7,236.33
  4. Step 4: Simplify right side
    17,915.46x = 194,502,347.17
  5. Step 5: Solve for x
    x = 194,502,347.17/17,915.46
  6. Step 6: Final answer
    x = 10,856.68

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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.