Home / 19,009.97-28,518.75-5,861.84

Finding the Fourth Proportional to 19,009.97, 28,518.75 and 5,861.84

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Solution

The fourth proportional to 19,009.97, 28,518.75 and 5,861.84 is: 8,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.97 : 28,518.75 = 5,861.84 : x
  2. Step 2: Convert to fraction form
    19,009.97/28,518.75 = 5,861.84/x
  3. Step 3: Cross multiply
    19,009.97x = 28,518.75 × 5,861.84
  4. Step 4: Simplify right side
    19,009.97x = 167,172,349.50
  5. Step 5: Solve for x
    x = 167,172,349.50/19,009.97
  6. Step 6: Final answer
    x = 8,793.93

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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.