Home / 47,492.44-71,238.66-19,775.32

Finding the Fourth Proportional to 47,492.44, 71,238.66 and 19,775.32

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Solution

The fourth proportional to 47,492.44, 71,238.66 and 19,775.32 is: 29,662.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,492.44 : 71,238.66 = 19,775.32 : x
  2. Step 2: Convert to fraction form
    47,492.44/71,238.66 = 19,775.32/x
  3. Step 3: Cross multiply
    47,492.44x = 71,238.66 × 19,775.32
  4. Step 4: Simplify right side
    47,492.44x = 1,408,767,297.87
  5. Step 5: Solve for x
    x = 1,408,767,297.87/47,492.44
  6. Step 6: Final answer
    x = 29,662.98

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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.