Home / 33,719.13-46,531.40-19,381.32

Finding the Fourth Proportional to 33,719.13, 46,531.40 and 19,381.32

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Solution

The fourth proportional to 33,719.13, 46,531.40 and 19,381.32 is: 26,745.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,719.13 : 46,531.40 = 19,381.32 : x
  2. Step 2: Convert to fraction form
    33,719.13/46,531.40 = 19,381.32/x
  3. Step 3: Cross multiply
    33,719.13x = 46,531.40 × 19,381.32
  4. Step 4: Simplify right side
    33,719.13x = 901,839,856.54
  5. Step 5: Solve for x
    x = 901,839,856.54/33,719.13
  6. Step 6: Final answer
    x = 26,745.64

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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.