Home / 46,470.94-69,709.05-13,188.37

Finding the Fourth Proportional to 46,470.94, 69,709.05 and 13,188.37

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Solution

The fourth proportional to 46,470.94, 69,709.05 and 13,188.37 is: 19,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,470.94 : 69,709.05 = 13,188.37 : x
  2. Step 2: Convert to fraction form
    46,470.94/69,709.05 = 13,188.37/x
  3. Step 3: Cross multiply
    46,470.94x = 69,709.05 × 13,188.37
  4. Step 4: Simplify right side
    46,470.94x = 919,348,743.75
  5. Step 5: Solve for x
    x = 919,348,743.75/46,470.94
  6. Step 6: Final answer
    x = 19,783.30

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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.