Home / 49,143.76-67,816.24-30,055.57

Finding the Fourth Proportional to 49,143.76, 67,816.24 and 30,055.57

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Solution

The fourth proportional to 49,143.76, 67,816.24 and 30,055.57 is: 41,475.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143.76 : 67,816.24 = 30,055.57 : x
  2. Step 2: Convert to fraction form
    49,143.76/67,816.24 = 30,055.57/x
  3. Step 3: Cross multiply
    49,143.76x = 67,816.24 × 30,055.57
  4. Step 4: Simplify right side
    49,143.76x = 2,038,255,503.78
  5. Step 5: Solve for x
    x = 2,038,255,503.78/49,143.76
  6. Step 6: Final answer
    x = 41,475.37

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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.