Home / 34,684.22-47,864.35-18,768.67

Finding the Fourth Proportional to 34,684.22, 47,864.35 and 18,768.67

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Solution

The fourth proportional to 34,684.22, 47,864.35 and 18,768.67 is: 25,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,684.22 : 47,864.35 = 18,768.67 : x
  2. Step 2: Convert to fraction form
    34,684.22/47,864.35 = 18,768.67/x
  3. Step 3: Cross multiply
    34,684.22x = 47,864.35 × 18,768.67
  4. Step 4: Simplify right side
    34,684.22x = 898,350,228.33
  5. Step 5: Solve for x
    x = 898,350,228.33/34,684.22
  6. Step 6: Final answer
    x = 25,900.83

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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.