Home / 45,364.96-68,047.04-15,782.72

Finding the Fourth Proportional to 45,364.96, 68,047.04 and 15,782.72

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Solution

The fourth proportional to 45,364.96, 68,047.04 and 15,782.72 is: 23,673.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,364.96 : 68,047.04 = 15,782.72 : x
  2. Step 2: Convert to fraction form
    45,364.96/68,047.04 = 15,782.72/x
  3. Step 3: Cross multiply
    45,364.96x = 68,047.04 × 15,782.72
  4. Step 4: Simplify right side
    45,364.96x = 1,073,967,379.15
  5. Step 5: Solve for x
    x = 1,073,967,379.15/45,364.96
  6. Step 6: Final answer
    x = 23,673.94

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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.