Home / 14,750.73-20,356.49-8,036.64

Finding the Fourth Proportional to 14,750.73, 20,356.49 and 8,036.64

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Solution

The fourth proportional to 14,750.73, 20,356.49 and 8,036.64 is: 11,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,750.73 : 20,356.49 = 8,036.64 : x
  2. Step 2: Convert to fraction form
    14,750.73/20,356.49 = 8,036.64/x
  3. Step 3: Cross multiply
    14,750.73x = 20,356.49 × 8,036.64
  4. Step 4: Simplify right side
    14,750.73x = 163,597,801.89
  5. Step 5: Solve for x
    x = 163,597,801.89/14,750.73
  6. Step 6: Final answer
    x = 11,090.83

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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.