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Finding the Fourth Proportional to 50,798.61, 76,201.56 and 17,518.19

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Solution

The fourth proportional to 50,798.61, 76,201.56 and 17,518.19 is: 26,278.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,798.61 : 76,201.56 = 17,518.19 : x
  2. Step 2: Convert to fraction form
    50,798.61/76,201.56 = 17,518.19/x
  3. Step 3: Cross multiply
    50,798.61x = 76,201.56 × 17,518.19
  4. Step 4: Simplify right side
    50,798.61x = 1,334,913,025.37
  5. Step 5: Solve for x
    x = 1,334,913,025.37/50,798.61
  6. Step 6: Final answer
    x = 26,278.53

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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.