Home / 38,620.36-53,268.57-35,443.95

Finding the Fourth Proportional to 38,620.36, 53,268.57 and 35,443.95

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Solution

The fourth proportional to 38,620.36, 53,268.57 and 35,443.95 is: 48,887.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,620.36 : 53,268.57 = 35,443.95 : x
  2. Step 2: Convert to fraction form
    38,620.36/53,268.57 = 35,443.95/x
  3. Step 3: Cross multiply
    38,620.36x = 53,268.57 × 35,443.95
  4. Step 4: Simplify right side
    38,620.36x = 1,888,048,331.89
  5. Step 5: Solve for x
    x = 1,888,048,331.89/38,620.36
  6. Step 6: Final answer
    x = 48,887.38

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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.