Home / 14,880.58-20,534.53-8,166.04

Finding the Fourth Proportional to 14,880.58, 20,534.53 and 8,166.04

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Solution

The fourth proportional to 14,880.58, 20,534.53 and 8,166.04 is: 11,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,880.58 : 20,534.53 = 8,166.04 : x
  2. Step 2: Convert to fraction form
    14,880.58/20,534.53 = 8,166.04/x
  3. Step 3: Cross multiply
    14,880.58x = 20,534.53 × 8,166.04
  4. Step 4: Simplify right side
    14,880.58x = 167,685,793.36
  5. Step 5: Solve for x
    x = 167,685,793.36/14,880.58
  6. Step 6: Final answer
    x = 11,268.77

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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.