Home / 49,219.68-67,955.76-30,384.48

Finding the Fourth Proportional to 49,219.68, 67,955.76 and 30,384.48

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Solution

The fourth proportional to 49,219.68, 67,955.76 and 30,384.48 is: 41,950.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,219.68 : 67,955.76 = 30,384.48 : x
  2. Step 2: Convert to fraction form
    49,219.68/67,955.76 = 30,384.48/x
  3. Step 3: Cross multiply
    49,219.68x = 67,955.76 × 30,384.48
  4. Step 4: Simplify right side
    49,219.68x = 2,064,800,430.60
  5. Step 5: Solve for x
    x = 2,064,800,430.60/49,219.68
  6. Step 6: Final answer
    x = 41,950.71

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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.