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Finding the Fourth Proportional to 35,468.96, 48,948.21 and 19,554.44

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Solution

The fourth proportional to 35,468.96, 48,948.21 and 19,554.44 is: 26,985.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,468.96 : 48,948.21 = 19,554.44 : x
  2. Step 2: Convert to fraction form
    35,468.96/48,948.21 = 19,554.44/x
  3. Step 3: Cross multiply
    35,468.96x = 48,948.21 × 19,554.44
  4. Step 4: Simplify right side
    35,468.96x = 957,154,835.55
  5. Step 5: Solve for x
    x = 957,154,835.55/35,468.96
  6. Step 6: Final answer
    x = 26,985.70

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Why These Related Problems?

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