Home / 53,778.41-74,214.26-29,904.57

Finding the Fourth Proportional to 53,778.41, 74,214.26 and 29,904.57

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Solution

The fourth proportional to 53,778.41, 74,214.26 and 29,904.57 is: 41,268.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,778.41 : 74,214.26 = 29,904.57 : x
  2. Step 2: Convert to fraction form
    53,778.41/74,214.26 = 29,904.57/x
  3. Step 3: Cross multiply
    53,778.41x = 74,214.26 × 29,904.57
  4. Step 4: Simplify right side
    53,778.41x = 2,219,345,012.57
  5. Step 5: Solve for x
    x = 2,219,345,012.57/53,778.41
  6. Step 6: Final answer
    x = 41,268.33

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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.