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Finding the Fourth Proportional to 30,440.58, 45,597.98 and 17,922.04

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Solution

The fourth proportional to 30,440.58, 45,597.98 and 17,922.04 is: 26,846.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,440.58 : 45,597.98 = 17,922.04 : x
  2. Step 2: Convert to fraction form
    30,440.58/45,597.98 = 17,922.04/x
  3. Step 3: Cross multiply
    30,440.58x = 45,597.98 × 17,922.04
  4. Step 4: Simplify right side
    30,440.58x = 817,208,821.48
  5. Step 5: Solve for x
    x = 817,208,821.48/30,440.58
  6. Step 6: Final answer
    x = 26,846.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.