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Finding the Fourth Proportional to 23,897.44, 35,848.32 and 12,220.48

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Solution

The fourth proportional to 23,897.44, 35,848.32 and 12,220.48 is: 18,331.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,897.44 : 35,848.32 = 12,220.48 : x
  2. Step 2: Convert to fraction form
    23,897.44/35,848.32 = 12,220.48/x
  3. Step 3: Cross multiply
    23,897.44x = 35,848.32 × 12,220.48
  4. Step 4: Simplify right side
    23,897.44x = 438,083,677.59
  5. Step 5: Solve for x
    x = 438,083,677.59/23,897.44
  6. Step 6: Final answer
    x = 18,331.82

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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.