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Finding the Fourth Proportional to 32,630, 45,025.58 and 19,198.30

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Solution

The fourth proportional to 32,630, 45,025.58 and 19,198.30 is: 26,491.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,630 : 45,025.58 = 19,198.30 : x
  2. Step 2: Convert to fraction form
    32,630/45,025.58 = 19,198.30/x
  3. Step 3: Cross multiply
    32,630x = 45,025.58 × 19,198.30
  4. Step 4: Simplify right side
    32,630x = 864,414,592.51
  5. Step 5: Solve for x
    x = 864,414,592.51/32,630
  6. Step 6: Final answer
    x = 26,491.41

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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.