Home / 14,527.80-20,047.56-8,153.52

Finding the Fourth Proportional to 14,527.80, 20,047.56 and 8,153.52

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Solution

The fourth proportional to 14,527.80, 20,047.56 and 8,153.52 is: 11,251.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,527.80 : 20,047.56 = 8,153.52 : x
  2. Step 2: Convert to fraction form
    14,527.80/20,047.56 = 8,153.52/x
  3. Step 3: Cross multiply
    14,527.80x = 20,047.56 × 8,153.52
  4. Step 4: Simplify right side
    14,527.80x = 163,458,181.41
  5. Step 5: Solve for x
    x = 163,458,181.41/14,527.80
  6. Step 6: Final answer
    x = 11,251.41

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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.