Home / 28,848.33-43,274.07-9,125.42

Finding the Fourth Proportional to 28,848.33, 43,274.07 and 9,125.42

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Solution

The fourth proportional to 28,848.33, 43,274.07 and 9,125.42 is: 13,688.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,848.33 : 43,274.07 = 9,125.42 : x
  2. Step 2: Convert to fraction form
    28,848.33/43,274.07 = 9,125.42/x
  3. Step 3: Cross multiply
    28,848.33x = 43,274.07 × 9,125.42
  4. Step 4: Simplify right side
    28,848.33x = 394,894,063.86
  5. Step 5: Solve for x
    x = 394,894,063.86/28,848.33
  6. Step 6: Final answer
    x = 13,688.63

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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.