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Finding the Fourth Proportional to 19,328.96, 26,675.85 and 10,832.52

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Solution

The fourth proportional to 19,328.96, 26,675.85 and 10,832.52 is: 14,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328.96 : 26,675.85 = 10,832.52 : x
  2. Step 2: Convert to fraction form
    19,328.96/26,675.85 = 10,832.52/x
  3. Step 3: Cross multiply
    19,328.96x = 26,675.85 × 10,832.52
  4. Step 4: Simplify right side
    19,328.96x = 288,966,693.60
  5. Step 5: Solve for x
    x = 288,966,693.60/19,328.96
  6. Step 6: Final answer
    x = 14,949.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.