Home / 14,692.22-20,275.26-8,404.59

Finding the Fourth Proportional to 14,692.22, 20,275.26 and 8,404.59

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Solution

The fourth proportional to 14,692.22, 20,275.26 and 8,404.59 is: 11,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,692.22 : 20,275.26 = 8,404.59 : x
  2. Step 2: Convert to fraction form
    14,692.22/20,275.26 = 8,404.59/x
  3. Step 3: Cross multiply
    14,692.22x = 20,275.26 × 8,404.59
  4. Step 4: Simplify right side
    14,692.22x = 170,405,339.23
  5. Step 5: Solve for x
    x = 170,405,339.23/14,692.22
  6. Step 6: Final answer
    x = 11,598.34

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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.