Home / 13,750.72-20,634.76-5,853.23

Finding the Fourth Proportional to 13,750.72, 20,634.76 and 5,853.23

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Solution

The fourth proportional to 13,750.72, 20,634.76 and 5,853.23 is: 8,783.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.72 : 20,634.76 = 5,853.23 : x
  2. Step 2: Convert to fraction form
    13,750.72/20,634.76 = 5,853.23/x
  3. Step 3: Cross multiply
    13,750.72x = 20,634.76 × 5,853.23
  4. Step 4: Simplify right side
    13,750.72x = 120,779,933.53
  5. Step 5: Solve for x
    x = 120,779,933.53/13,750.72
  6. Step 6: Final answer
    x = 8,783.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.