Home / 32,816.62-45,284.23-18,477.76

Finding the Fourth Proportional to 32,816.62, 45,284.23 and 18,477.76

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Solution

The fourth proportional to 32,816.62, 45,284.23 and 18,477.76 is: 25,497.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,816.62 : 45,284.23 = 18,477.76 : x
  2. Step 2: Convert to fraction form
    32,816.62/45,284.23 = 18,477.76/x
  3. Step 3: Cross multiply
    32,816.62x = 45,284.23 × 18,477.76
  4. Step 4: Simplify right side
    32,816.62x = 836,750,986.89
  5. Step 5: Solve for x
    x = 836,750,986.89/32,816.62
  6. Step 6: Final answer
    x = 25,497.78

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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.