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Finding the Fourth Proportional to 25,089, 37,636.02 and 6,621

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Solution

The fourth proportional to 25,089, 37,636.02 and 6,621 is: 9,932.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,089 : 37,636.02 = 6,621 : x
  2. Step 2: Convert to fraction form
    25,089/37,636.02 = 6,621/x
  3. Step 3: Cross multiply
    25,089x = 37,636.02 × 6,621
  4. Step 4: Simplify right side
    25,089x = 249,188,088.42
  5. Step 5: Solve for x
    x = 249,188,088.42/25,089
  6. Step 6: Final answer
    x = 9,932.17

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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.