Home / 14,948.42-20,632.47-8,664.44

Finding the Fourth Proportional to 14,948.42, 20,632.47 and 8,664.44

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Solution

The fourth proportional to 14,948.42, 20,632.47 and 8,664.44 is: 11,959.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,948.42 : 20,632.47 = 8,664.44 : x
  2. Step 2: Convert to fraction form
    14,948.42/20,632.47 = 8,664.44/x
  3. Step 3: Cross multiply
    14,948.42x = 20,632.47 × 8,664.44
  4. Step 4: Simplify right side
    14,948.42x = 178,768,798.37
  5. Step 5: Solve for x
    x = 178,768,798.37/14,948.42
  6. Step 6: Final answer
    x = 11,959.04

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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.