Home / 14,897.20-20,556.96-8,523.94

Finding the Fourth Proportional to 14,897.20, 20,556.96 and 8,523.94

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Solution

The fourth proportional to 14,897.20, 20,556.96 and 8,523.94 is: 11,762.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,897.20 : 20,556.96 = 8,523.94 : x
  2. Step 2: Convert to fraction form
    14,897.20/20,556.96 = 8,523.94/x
  3. Step 3: Cross multiply
    14,897.20x = 20,556.96 × 8,523.94
  4. Step 4: Simplify right side
    14,897.20x = 175,226,190.84
  5. Step 5: Solve for x
    x = 175,226,190.84/14,897.20
  6. Step 6: Final answer
    x = 11,762.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.