Home / 50,664.32-75,970.68-16,918.20

Finding the Fourth Proportional to 50,664.32, 75,970.68 and 16,918.20

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Solution

The fourth proportional to 50,664.32, 75,970.68 and 16,918.20 is: 25,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,664.32 : 75,970.68 = 16,918.20 : x
  2. Step 2: Convert to fraction form
    50,664.32/75,970.68 = 16,918.20/x
  3. Step 3: Cross multiply
    50,664.32x = 75,970.68 × 16,918.20
  4. Step 4: Simplify right side
    50,664.32x = 1,285,287,403.77
  5. Step 5: Solve for x
    x = 1,285,287,403.77/50,664.32
  6. Step 6: Final answer
    x = 25,368.69

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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.