Home / 25,295.61-37,924.66-12,135.45

Finding the Fourth Proportional to 25,295.61, 37,924.66 and 12,135.45

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Solution

The fourth proportional to 25,295.61, 37,924.66 and 12,135.45 is: 18,194.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,295.61 : 37,924.66 = 12,135.45 : x
  2. Step 2: Convert to fraction form
    25,295.61/37,924.66 = 12,135.45/x
  3. Step 3: Cross multiply
    25,295.61x = 37,924.66 × 12,135.45
  4. Step 4: Simplify right side
    25,295.61x = 460,232,815.20
  5. Step 5: Solve for x
    x = 460,232,815.20/25,295.61
  6. Step 6: Final answer
    x = 18,194.18

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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.