Home / 14,890.02-20,548.46-8,176.26

Finding the Fourth Proportional to 14,890.02, 20,548.46 and 8,176.26

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Solution

The fourth proportional to 14,890.02, 20,548.46 and 8,176.26 is: 11,283.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890.02 : 20,548.46 = 8,176.26 : x
  2. Step 2: Convert to fraction form
    14,890.02/20,548.46 = 8,176.26/x
  3. Step 3: Cross multiply
    14,890.02x = 20,548.46 × 8,176.26
  4. Step 4: Simplify right side
    14,890.02x = 168,009,551.56
  5. Step 5: Solve for x
    x = 168,009,551.56/14,890.02
  6. Step 6: Final answer
    x = 11,283.37

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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.