Home / 13,302.30-19,953.60-6,728.76

Finding the Fourth Proportional to 13,302.30, 19,953.60 and 6,728.76

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Solution

The fourth proportional to 13,302.30, 19,953.60 and 6,728.76 is: 10,093.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.30 : 19,953.60 = 6,728.76 : x
  2. Step 2: Convert to fraction form
    13,302.30/19,953.60 = 6,728.76/x
  3. Step 3: Cross multiply
    13,302.30x = 19,953.60 × 6,728.76
  4. Step 4: Simplify right side
    13,302.30x = 134,262,985.54
  5. Step 5: Solve for x
    x = 134,262,985.54/13,302.30
  6. Step 6: Final answer
    x = 10,093.22

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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.