Home / 32,625.80-45,007.12-19,188.50

Finding the Fourth Proportional to 32,625.80, 45,007.12 and 19,188.50

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Solution

The fourth proportional to 32,625.80, 45,007.12 and 19,188.50 is: 26,470.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,625.80 : 45,007.12 = 19,188.50 : x
  2. Step 2: Convert to fraction form
    32,625.80/45,007.12 = 19,188.50/x
  3. Step 3: Cross multiply
    32,625.80x = 45,007.12 × 19,188.50
  4. Step 4: Simplify right side
    32,625.80x = 863,619,122.12
  5. Step 5: Solve for x
    x = 863,619,122.12/32,625.80
  6. Step 6: Final answer
    x = 26,470.44

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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.