Home / 49,434.10-68,231.26-28,225.67

Finding the Fourth Proportional to 49,434.10, 68,231.26 and 28,225.67

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Solution

The fourth proportional to 49,434.10, 68,231.26 and 28,225.67 is: 38,958.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,434.10 : 68,231.26 = 28,225.67 : x
  2. Step 2: Convert to fraction form
    49,434.10/68,231.26 = 28,225.67/x
  3. Step 3: Cross multiply
    49,434.10x = 68,231.26 × 28,225.67
  4. Step 4: Simplify right side
    49,434.10x = 1,925,872,722.57
  5. Step 5: Solve for x
    x = 1,925,872,722.57/49,434.10
  6. Step 6: Final answer
    x = 38,958.39

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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.