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Finding the Fourth Proportional to 30,466.88, 45,635.52 and 17,973.44

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Solution

The fourth proportional to 30,466.88, 45,635.52 and 17,973.44 is: 26,921.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,466.88 : 45,635.52 = 17,973.44 : x
  2. Step 2: Convert to fraction form
    30,466.88/45,635.52 = 17,973.44/x
  3. Step 3: Cross multiply
    30,466.88x = 45,635.52 × 17,973.44
  4. Step 4: Simplify right side
    30,466.88x = 820,227,280.59
  5. Step 5: Solve for x
    x = 820,227,280.59/30,466.88
  6. Step 6: Final answer
    x = 26,921.93

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1.5x scale

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.