Home / 34,861.20-52,303.64-12,676.35

Finding the Fourth Proportional to 34,861.20, 52,303.64 and 12,676.35

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Solution

The fourth proportional to 34,861.20, 52,303.64 and 12,676.35 is: 19,018.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,861.20 : 52,303.64 = 12,676.35 : x
  2. Step 2: Convert to fraction form
    34,861.20/52,303.64 = 12,676.35/x
  3. Step 3: Cross multiply
    34,861.20x = 52,303.64 × 12,676.35
  4. Step 4: Simplify right side
    34,861.20x = 663,019,246.91
  5. Step 5: Solve for x
    x = 663,019,246.91/34,861.20
  6. Step 6: Final answer
    x = 19,018.83

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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.