Home / 46,670.46-69,991.32-13,381.62

Finding the Fourth Proportional to 46,670.46, 69,991.32 and 13,381.62

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Solution

The fourth proportional to 46,670.46, 69,991.32 and 13,381.62 is: 20,068.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,670.46 : 69,991.32 = 13,381.62 : x
  2. Step 2: Convert to fraction form
    46,670.46/69,991.32 = 13,381.62/x
  3. Step 3: Cross multiply
    46,670.46x = 69,991.32 × 13,381.62
  4. Step 4: Simplify right side
    46,670.46x = 936,597,247.54
  5. Step 5: Solve for x
    x = 936,597,247.54/46,670.46
  6. Step 6: Final answer
    x = 20,068.31

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1.5x scale

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.