Home / 49,682.68-68,561.76-28,176.48

Finding the Fourth Proportional to 49,682.68, 68,561.76 and 28,176.48

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Solution

The fourth proportional to 49,682.68, 68,561.76 and 28,176.48 is: 38,883.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,682.68 : 68,561.76 = 28,176.48 : x
  2. Step 2: Convert to fraction form
    49,682.68/68,561.76 = 28,176.48/x
  3. Step 3: Cross multiply
    49,682.68x = 68,561.76 × 28,176.48
  4. Step 4: Simplify right side
    49,682.68x = 1,931,829,059.40
  5. Step 5: Solve for x
    x = 1,931,829,059.40/49,682.68
  6. Step 6: Final answer
    x = 38,883.35

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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.