Home / 33,915.19-46,808.43-19,765.30

Finding the Fourth Proportional to 33,915.19, 46,808.43 and 19,765.30

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Solution

The fourth proportional to 33,915.19, 46,808.43 and 19,765.30 is: 27,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,915.19 : 46,808.43 = 19,765.30 : x
  2. Step 2: Convert to fraction form
    33,915.19/46,808.43 = 19,765.30/x
  3. Step 3: Cross multiply
    33,915.19x = 46,808.43 × 19,765.30
  4. Step 4: Simplify right side
    33,915.19x = 925,182,661.48
  5. Step 5: Solve for x
    x = 925,182,661.48/33,915.19
  6. Step 6: Final answer
    x = 27,279.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.