Home / 21,848.40-32,769-9,370.44

Finding the Fourth Proportional to 21,848.40, 32,769 and 9,370.44

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Solution

The fourth proportional to 21,848.40, 32,769 and 9,370.44 is: 14,054.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,848.40 : 32,769 = 9,370.44 : x
  2. Step 2: Convert to fraction form
    21,848.40/32,769 = 9,370.44/x
  3. Step 3: Cross multiply
    21,848.40x = 32,769 × 9,370.44
  4. Step 4: Simplify right side
    21,848.40x = 307,059,948.36
  5. Step 5: Solve for x
    x = 307,059,948.36/21,848.40
  6. Step 6: Final answer
    x = 14,054.12

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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.