Home / 14,994.04-20,691.63-8,279.53

Finding the Fourth Proportional to 14,994.04, 20,691.63 and 8,279.53

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Solution

The fourth proportional to 14,994.04, 20,691.63 and 8,279.53 is: 11,425.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,994.04 : 20,691.63 = 8,279.53 : x
  2. Step 2: Convert to fraction form
    14,994.04/20,691.63 = 8,279.53/x
  3. Step 3: Cross multiply
    14,994.04x = 20,691.63 × 8,279.53
  4. Step 4: Simplify right side
    14,994.04x = 171,316,971.33
  5. Step 5: Solve for x
    x = 171,316,971.33/14,994.04
  6. Step 6: Final answer
    x = 11,425.67

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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.