Home / 50,881.29-76,325.57-13,440.98

Finding the Fourth Proportional to 50,881.29, 76,325.57 and 13,440.98

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Solution

The fourth proportional to 50,881.29, 76,325.57 and 13,440.98 is: 20,162.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,881.29 : 76,325.57 = 13,440.98 : x
  2. Step 2: Convert to fraction form
    50,881.29/76,325.57 = 13,440.98/x
  3. Step 3: Cross multiply
    50,881.29x = 76,325.57 × 13,440.98
  4. Step 4: Simplify right side
    50,881.29x = 1,025,890,459.86
  5. Step 5: Solve for x
    x = 1,025,890,459.86/50,881.29
  6. Step 6: Final answer
    x = 20,162.43

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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.