Home / 56,546.80-84,820.20-17,131.60

Finding the Fourth Proportional to 56,546.80, 84,820.20 and 17,131.60

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Solution

The fourth proportional to 56,546.80, 84,820.20 and 17,131.60 is: 25,697.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,546.80 : 84,820.20 = 17,131.60 : x
  2. Step 2: Convert to fraction form
    56,546.80/84,820.20 = 17,131.60/x
  3. Step 3: Cross multiply
    56,546.80x = 84,820.20 × 17,131.60
  4. Step 4: Simplify right side
    56,546.80x = 1,453,105,738.32
  5. Step 5: Solve for x
    x = 1,453,105,738.32/56,546.80
  6. Step 6: Final answer
    x = 25,697.40

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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.