Home / 32,974.85-45,521.06-18,824.96

Finding the Fourth Proportional to 32,974.85, 45,521.06 and 18,824.96

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Solution

The fourth proportional to 32,974.85, 45,521.06 and 18,824.96 is: 25,987.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,974.85 : 45,521.06 = 18,824.96 : x
  2. Step 2: Convert to fraction form
    32,974.85/45,521.06 = 18,824.96/x
  3. Step 3: Cross multiply
    32,974.85x = 45,521.06 × 18,824.96
  4. Step 4: Simplify right side
    32,974.85x = 856,932,133.66
  5. Step 5: Solve for x
    x = 856,932,133.66/32,974.85
  6. Step 6: Final answer
    x = 25,987.45

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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.