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Finding the Fourth Proportional to 25,179.08, 37,766.99 and 7,649.06

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Solution

The fourth proportional to 25,179.08, 37,766.99 and 7,649.06 is: 11,473.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,179.08 : 37,766.99 = 7,649.06 : x
  2. Step 2: Convert to fraction form
    25,179.08/37,766.99 = 7,649.06/x
  3. Step 3: Cross multiply
    25,179.08x = 37,766.99 × 7,649.06
  4. Step 4: Simplify right side
    25,179.08x = 288,881,802.82
  5. Step 5: Solve for x
    x = 288,881,802.82/25,179.08
  6. Step 6: Final answer
    x = 11,473.09

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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.