Home / 29,445.44-40,647.98-19,379.17

Finding the Fourth Proportional to 29,445.44, 40,647.98 and 19,379.17

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Solution

The fourth proportional to 29,445.44, 40,647.98 and 19,379.17 is: 26,751.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,445.44 : 40,647.98 = 19,379.17 : x
  2. Step 2: Convert to fraction form
    29,445.44/40,647.98 = 19,379.17/x
  3. Step 3: Cross multiply
    29,445.44x = 40,647.98 × 19,379.17
  4. Step 4: Simplify right side
    29,445.44x = 787,723,814.44
  5. Step 5: Solve for x
    x = 787,723,814.44/29,445.44
  6. Step 6: Final answer
    x = 26,751.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.