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Finding the Fourth Proportional to 25,602.90, 38,404.44 and 9,804.24

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Solution

The fourth proportional to 25,602.90, 38,404.44 and 9,804.24 is: 14,706.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,602.90 : 38,404.44 = 9,804.24 : x
  2. Step 2: Convert to fraction form
    25,602.90/38,404.44 = 9,804.24/x
  3. Step 3: Cross multiply
    25,602.90x = 38,404.44 × 9,804.24
  4. Step 4: Simplify right side
    25,602.90x = 376,526,346.83
  5. Step 5: Solve for x
    x = 376,526,346.83/25,602.90
  6. Step 6: Final answer
    x = 14,706.39

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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.