Home / 11,526.24-15,855.84-10,103.52

Finding the Fourth Proportional to 11,526.24, 15,855.84 and 10,103.52

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Solution

The fourth proportional to 11,526.24, 15,855.84 and 10,103.52 is: 13,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.24 : 15,855.84 = 10,103.52 : x
  2. Step 2: Convert to fraction form
    11,526.24/15,855.84 = 10,103.52/x
  3. Step 3: Cross multiply
    11,526.24x = 15,855.84 × 10,103.52
  4. Step 4: Simplify right side
    11,526.24x = 160,199,796.56
  5. Step 5: Solve for x
    x = 160,199,796.56/11,526.24
  6. Step 6: Final answer
    x = 13,898.70

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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.