Home / 46,921.37-70,332.84-21,940.36

Finding the Fourth Proportional to 46,921.37, 70,332.84 and 21,940.36

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Solution

The fourth proportional to 46,921.37, 70,332.84 and 21,940.36 is: 32,887.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,921.37 : 70,332.84 = 21,940.36 : x
  2. Step 2: Convert to fraction form
    46,921.37/70,332.84 = 21,940.36/x
  3. Step 3: Cross multiply
    46,921.37x = 70,332.84 × 21,940.36
  4. Step 4: Simplify right side
    46,921.37x = 1,543,127,653.59
  5. Step 5: Solve for x
    x = 1,543,127,653.59/46,921.37
  6. Step 6: Final answer
    x = 32,887.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.