Home / 43,518.14-65,275.03-11,927.69

Finding the Fourth Proportional to 43,518.14, 65,275.03 and 11,927.69

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Solution

The fourth proportional to 43,518.14, 65,275.03 and 11,927.69 is: 17,890.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,518.14 : 65,275.03 = 11,927.69 : x
  2. Step 2: Convert to fraction form
    43,518.14/65,275.03 = 11,927.69/x
  3. Step 3: Cross multiply
    43,518.14x = 65,275.03 × 11,927.69
  4. Step 4: Simplify right side
    43,518.14x = 778,580,518.70
  5. Step 5: Solve for x
    x = 778,580,518.70/43,518.14
  6. Step 6: Final answer
    x = 17,890.94

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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.