Home / 19,605.41-29,408.25-4,814.45

Finding the Fourth Proportional to 19,605.41, 29,408.25 and 4,814.45

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Solution

The fourth proportional to 19,605.41, 29,408.25 and 4,814.45 is: 7,221.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.41 : 29,408.25 = 4,814.45 : x
  2. Step 2: Convert to fraction form
    19,605.41/29,408.25 = 4,814.45/x
  3. Step 3: Cross multiply
    19,605.41x = 29,408.25 × 4,814.45
  4. Step 4: Simplify right side
    19,605.41x = 141,584,549.21
  5. Step 5: Solve for x
    x = 141,584,549.21/19,605.41
  6. Step 6: Final answer
    x = 7,221.71

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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.