Home / 19,069.76-28,587.12-6,586.88

Finding the Fourth Proportional to 19,069.76, 28,587.12 and 6,586.88

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Solution

The fourth proportional to 19,069.76, 28,587.12 and 6,586.88 is: 9,874.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069.76 : 28,587.12 = 6,586.88 : x
  2. Step 2: Convert to fraction form
    19,069.76/28,587.12 = 6,586.88/x
  3. Step 3: Cross multiply
    19,069.76x = 28,587.12 × 6,586.88
  4. Step 4: Simplify right side
    19,069.76x = 188,299,928.99
  5. Step 5: Solve for x
    x = 188,299,928.99/19,069.76
  6. Step 6: Final answer
    x = 9,874.27

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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.