Home / 35,000.76-52,511.74-12,508.50

Finding the Fourth Proportional to 35,000.76, 52,511.74 and 12,508.50

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Solution

The fourth proportional to 35,000.76, 52,511.74 and 12,508.50 is: 18,766.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,000.76 : 52,511.74 = 12,508.50 : x
  2. Step 2: Convert to fraction form
    35,000.76/52,511.74 = 12,508.50/x
  3. Step 3: Cross multiply
    35,000.76x = 52,511.74 × 12,508.50
  4. Step 4: Simplify right side
    35,000.76x = 656,843,099.79
  5. Step 5: Solve for x
    x = 656,843,099.79/35,000.76
  6. Step 6: Final answer
    x = 18,766.54

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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.