Home / 19,071.74-28,596.03-8,539.76

Finding the Fourth Proportional to 19,071.74, 28,596.03 and 8,539.76

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Solution

The fourth proportional to 19,071.74, 28,596.03 and 8,539.76 is: 12,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.74 : 28,596.03 = 8,539.76 : x
  2. Step 2: Convert to fraction form
    19,071.74/28,596.03 = 8,539.76/x
  3. Step 3: Cross multiply
    19,071.74x = 28,596.03 × 8,539.76
  4. Step 4: Simplify right side
    19,071.74x = 244,203,233.15
  5. Step 5: Solve for x
    x = 244,203,233.15/19,071.74
  6. Step 6: Final answer
    x = 12,804.45

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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.