Home / 34,779.70-52,170.36-8,484.94

Finding the Fourth Proportional to 34,779.70, 52,170.36 and 8,484.94

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Solution

The fourth proportional to 34,779.70, 52,170.36 and 8,484.94 is: 12,727.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,779.70 : 52,170.36 = 8,484.94 : x
  2. Step 2: Convert to fraction form
    34,779.70/52,170.36 = 8,484.94/x
  3. Step 3: Cross multiply
    34,779.70x = 52,170.36 × 8,484.94
  4. Step 4: Simplify right side
    34,779.70x = 442,662,374.38
  5. Step 5: Solve for x
    x = 442,662,374.38/34,779.70
  6. Step 6: Final answer
    x = 12,727.61

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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.