Home / 14,984.28-20,677.86-8,696.34

Finding the Fourth Proportional to 14,984.28, 20,677.86 and 8,696.34

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Solution

The fourth proportional to 14,984.28, 20,677.86 and 8,696.34 is: 12,000.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984.28 : 20,677.86 = 8,696.34 : x
  2. Step 2: Convert to fraction form
    14,984.28/20,677.86 = 8,696.34/x
  3. Step 3: Cross multiply
    14,984.28x = 20,677.86 × 8,696.34
  4. Step 4: Simplify right side
    14,984.28x = 179,821,701.03
  5. Step 5: Solve for x
    x = 179,821,701.03/14,984.28
  6. Step 6: Final answer
    x = 12,000.69

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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.