Home / 45,170.32-67,759.26-15,588.40

Finding the Fourth Proportional to 45,170.32, 67,759.26 and 15,588.40

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Solution

The fourth proportional to 45,170.32, 67,759.26 and 15,588.40 is: 23,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,170.32 : 67,759.26 = 15,588.40 : x
  2. Step 2: Convert to fraction form
    45,170.32/67,759.26 = 15,588.40/x
  3. Step 3: Cross multiply
    45,170.32x = 67,759.26 × 15,588.40
  4. Step 4: Simplify right side
    45,170.32x = 1,056,258,448.58
  5. Step 5: Solve for x
    x = 1,056,258,448.58/45,170.32
  6. Step 6: Final answer
    x = 23,383.90

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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.