Home / 20,374.14-30,573.15-8,526.93

Finding the Fourth Proportional to 20,374.14, 30,573.15 and 8,526.93

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Solution

The fourth proportional to 20,374.14, 30,573.15 and 8,526.93 is: 12,795.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,374.14 : 30,573.15 = 8,526.93 : x
  2. Step 2: Convert to fraction form
    20,374.14/30,573.15 = 8,526.93/x
  3. Step 3: Cross multiply
    20,374.14x = 30,573.15 × 8,526.93
  4. Step 4: Simplify right side
    20,374.14x = 260,695,109.93
  5. Step 5: Solve for x
    x = 260,695,109.93/20,374.14
  6. Step 6: Final answer
    x = 12,795.39

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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.