Home / 32,980.96-45,515.94-18,635.82

Finding the Fourth Proportional to 32,980.96, 45,515.94 and 18,635.82

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Solution

The fourth proportional to 32,980.96, 45,515.94 and 18,635.82 is: 25,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,980.96 : 45,515.94 = 18,635.82 : x
  2. Step 2: Convert to fraction form
    32,980.96/45,515.94 = 18,635.82/x
  3. Step 3: Cross multiply
    32,980.96x = 45,515.94 × 18,635.82
  4. Step 4: Simplify right side
    32,980.96x = 848,226,864.97
  5. Step 5: Solve for x
    x = 848,226,864.97/32,980.96
  6. Step 6: Final answer
    x = 25,718.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.