Home / 53,778.26-74,213.71-29,903.54

Finding the Fourth Proportional to 53,778.26, 74,213.71 and 29,903.54

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Solution

The fourth proportional to 53,778.26, 74,213.71 and 29,903.54 is: 41,266.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,778.26 : 74,213.71 = 29,903.54 : x
  2. Step 2: Convert to fraction form
    53,778.26/74,213.71 = 29,903.54/x
  3. Step 3: Cross multiply
    53,778.26x = 74,213.71 × 29,903.54
  4. Step 4: Simplify right side
    53,778.26x = 2,219,252,645.53
  5. Step 5: Solve for x
    x = 2,219,252,645.53/53,778.26
  6. Step 6: Final answer
    x = 41,266.72

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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.