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Finding the Fourth Proportional to 32,622.66, 45,019.44 and 19,194.48

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Solution

The fourth proportional to 32,622.66, 45,019.44 and 19,194.48 is: 26,488.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,622.66 : 45,019.44 = 19,194.48 : x
  2. Step 2: Convert to fraction form
    32,622.66/45,019.44 = 19,194.48/x
  3. Step 3: Cross multiply
    32,622.66x = 45,019.44 × 19,194.48
  4. Step 4: Simplify right side
    32,622.66x = 864,124,740.69
  5. Step 5: Solve for x
    x = 864,124,740.69/32,622.66
  6. Step 6: Final answer
    x = 26,488.48

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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.