Home / 28,609.96-42,913.50-7,833.64

Finding the Fourth Proportional to 28,609.96, 42,913.50 and 7,833.64

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Solution

The fourth proportional to 28,609.96, 42,913.50 and 7,833.64 is: 11,750.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,609.96 : 42,913.50 = 7,833.64 : x
  2. Step 2: Convert to fraction form
    28,609.96/42,913.50 = 7,833.64/x
  3. Step 3: Cross multiply
    28,609.96x = 42,913.50 × 7,833.64
  4. Step 4: Simplify right side
    28,609.96x = 336,168,910.14
  5. Step 5: Solve for x
    x = 336,168,910.14/28,609.96
  6. Step 6: Final answer
    x = 11,750.07

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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.