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Finding the Fourth Proportional to 25,303.86, 37,955.86 and 7,773.57

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Solution

The fourth proportional to 25,303.86, 37,955.86 and 7,773.57 is: 11,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,303.86 : 37,955.86 = 7,773.57 : x
  2. Step 2: Convert to fraction form
    25,303.86/37,955.86 = 7,773.57/x
  3. Step 3: Cross multiply
    25,303.86x = 37,955.86 × 7,773.57
  4. Step 4: Simplify right side
    25,303.86x = 295,052,515.19
  5. Step 5: Solve for x
    x = 295,052,515.19/25,303.86
  6. Step 6: Final answer
    x = 11,660.38

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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.