Home / 34,336.83-51,509.33-12,145.67

Finding the Fourth Proportional to 34,336.83, 51,509.33 and 12,145.67

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Solution

The fourth proportional to 34,336.83, 51,509.33 and 12,145.67 is: 18,219.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,336.83 : 51,509.33 = 12,145.67 : x
  2. Step 2: Convert to fraction form
    34,336.83/51,509.33 = 12,145.67/x
  3. Step 3: Cross multiply
    34,336.83x = 51,509.33 × 12,145.67
  4. Step 4: Simplify right side
    34,336.83x = 625,615,324.10
  5. Step 5: Solve for x
    x = 625,615,324.10/34,336.83
  6. Step 6: Final answer
    x = 18,219.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.