Home / 50,941.32-76,403.60-13,503.72

Finding the Fourth Proportional to 50,941.32, 76,403.60 and 13,503.72

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Solution

The fourth proportional to 50,941.32, 76,403.60 and 13,503.72 is: 20,253.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,941.32 : 76,403.60 = 13,503.72 : x
  2. Step 2: Convert to fraction form
    50,941.32/76,403.60 = 13,503.72/x
  3. Step 3: Cross multiply
    50,941.32x = 76,403.60 × 13,503.72
  4. Step 4: Simplify right side
    50,941.32x = 1,031,732,821.39
  5. Step 5: Solve for x
    x = 1,031,732,821.39/50,941.32
  6. Step 6: Final answer
    x = 20,253.36

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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.