Home / 13,256.87-19,877.27-6,238.35

Finding the Fourth Proportional to 13,256.87, 19,877.27 and 6,238.35

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Solution

The fourth proportional to 13,256.87, 19,877.27 and 6,238.35 is: 9,353.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,256.87 : 19,877.27 = 6,238.35 : x
  2. Step 2: Convert to fraction form
    13,256.87/19,877.27 = 6,238.35/x
  3. Step 3: Cross multiply
    13,256.87x = 19,877.27 × 6,238.35
  4. Step 4: Simplify right side
    13,256.87x = 124,001,336.11
  5. Step 5: Solve for x
    x = 124,001,336.11/13,256.87
  6. Step 6: Final answer
    x = 9,353.75

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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.