Home / 47,879.36-66,004.88-33,688.16

Finding the Fourth Proportional to 47,879.36, 66,004.88 and 33,688.16

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Solution

The fourth proportional to 47,879.36, 66,004.88 and 33,688.16 is: 46,441.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,879.36 : 66,004.88 = 33,688.16 : x
  2. Step 2: Convert to fraction form
    47,879.36/66,004.88 = 33,688.16/x
  3. Step 3: Cross multiply
    47,879.36x = 66,004.88 × 33,688.16
  4. Step 4: Simplify right side
    47,879.36x = 2,223,582,958.22
  5. Step 5: Solve for x
    x = 2,223,582,958.22/47,879.36
  6. Step 6: Final answer
    x = 46,441.37

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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.