Home / 50,376.48-69,527.34-31,259.67

Finding the Fourth Proportional to 50,376.48, 69,527.34 and 31,259.67

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Solution

The fourth proportional to 50,376.48, 69,527.34 and 31,259.67 is: 43,143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,376.48 : 69,527.34 = 31,259.67 : x
  2. Step 2: Convert to fraction form
    50,376.48/69,527.34 = 31,259.67/x
  3. Step 3: Cross multiply
    50,376.48x = 69,527.34 × 31,259.67
  4. Step 4: Simplify right side
    50,376.48x = 2,173,401,704.38
  5. Step 5: Solve for x
    x = 2,173,401,704.38/50,376.48
  6. Step 6: Final answer
    x = 43,143.18

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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.