Home / 47,491.44-71,237.16-19,774.32

Finding the Fourth Proportional to 47,491.44, 71,237.16 and 19,774.32

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Solution

The fourth proportional to 47,491.44, 71,237.16 and 19,774.32 is: 29,661.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,491.44 : 71,237.16 = 19,774.32 : x
  2. Step 2: Convert to fraction form
    47,491.44/71,237.16 = 19,774.32/x
  3. Step 3: Cross multiply
    47,491.44x = 71,237.16 × 19,774.32
  4. Step 4: Simplify right side
    47,491.44x = 1,408,666,397.73
  5. Step 5: Solve for x
    x = 1,408,666,397.73/47,491.44
  6. Step 6: Final answer
    x = 29,661.48

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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.