Home / 33,470.37-46,192.75-21,381.98

Finding the Fourth Proportional to 33,470.37, 46,192.75 and 21,381.98

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Solution

The fourth proportional to 33,470.37, 46,192.75 and 21,381.98 is: 29,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,470.37 : 46,192.75 = 21,381.98 : x
  2. Step 2: Convert to fraction form
    33,470.37/46,192.75 = 21,381.98/x
  3. Step 3: Cross multiply
    33,470.37x = 46,192.75 × 21,381.98
  4. Step 4: Simplify right side
    33,470.37x = 987,692,172.23
  5. Step 5: Solve for x
    x = 987,692,172.23/33,470.37
  6. Step 6: Final answer
    x = 29,509.45

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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.