Home / 45,442.75-68,170.34-15,856.24

Finding the Fourth Proportional to 45,442.75, 68,170.34 and 15,856.24

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Solution

The fourth proportional to 45,442.75, 68,170.34 and 15,856.24 is: 23,786.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,442.75 : 68,170.34 = 15,856.24 : x
  2. Step 2: Convert to fraction form
    45,442.75/68,170.34 = 15,856.24/x
  3. Step 3: Cross multiply
    45,442.75x = 68,170.34 × 15,856.24
  4. Step 4: Simplify right side
    45,442.75x = 1,080,925,271.92
  5. Step 5: Solve for x
    x = 1,080,925,271.92/45,442.75
  6. Step 6: Final answer
    x = 23,786.53

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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.