Home / 37,368.44-51,558-21,447.08

Finding the Fourth Proportional to 37,368.44, 51,558 and 21,447.08

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Solution

The fourth proportional to 37,368.44, 51,558 and 21,447.08 is: 29,590.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,368.44 : 51,558 = 21,447.08 : x
  2. Step 2: Convert to fraction form
    37,368.44/51,558 = 21,447.08/x
  3. Step 3: Cross multiply
    37,368.44x = 51,558 × 21,447.08
  4. Step 4: Simplify right side
    37,368.44x = 1,105,768,292.85
  5. Step 5: Solve for x
    x = 1,105,768,292.85/37,368.44
  6. Step 6: Final answer
    x = 29,590.97

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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.