Home / 14,542.24-20,070.08-8,574.44

Finding the Fourth Proportional to 14,542.24, 20,070.08 and 8,574.44

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Solution

The fourth proportional to 14,542.24, 20,070.08 and 8,574.44 is: 11,833.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.24 : 20,070.08 = 8,574.44 : x
  2. Step 2: Convert to fraction form
    14,542.24/20,070.08 = 8,574.44/x
  3. Step 3: Cross multiply
    14,542.24x = 20,070.08 × 8,574.44
  4. Step 4: Simplify right side
    14,542.24x = 172,089,696.76
  5. Step 5: Solve for x
    x = 172,089,696.76/14,542.24
  6. Step 6: Final answer
    x = 11,833.78

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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.