Home / 27,544.80-41,317.20-15,686.40

Finding the Fourth Proportional to 27,544.80, 41,317.20 and 15,686.40

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Solution

The fourth proportional to 27,544.80, 41,317.20 and 15,686.40 is: 23,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,544.80 : 41,317.20 = 15,686.40 : x
  2. Step 2: Convert to fraction form
    27,544.80/41,317.20 = 15,686.40/x
  3. Step 3: Cross multiply
    27,544.80x = 41,317.20 × 15,686.40
  4. Step 4: Simplify right side
    27,544.80x = 648,118,126.08
  5. Step 5: Solve for x
    x = 648,118,126.08/27,544.80
  6. Step 6: Final answer
    x = 23,529.60

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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.