Home / 25,940.90-38,848.96-14,813.86

Finding the Fourth Proportional to 25,940.90, 38,848.96 and 14,813.86

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Solution

The fourth proportional to 25,940.90, 38,848.96 and 14,813.86 is: 22,185.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,940.90 : 38,848.96 = 14,813.86 : x
  2. Step 2: Convert to fraction form
    25,940.90/38,848.96 = 14,813.86/x
  3. Step 3: Cross multiply
    25,940.90x = 38,848.96 × 14,813.86
  4. Step 4: Simplify right side
    25,940.90x = 575,502,920.43
  5. Step 5: Solve for x
    x = 575,502,920.43/25,940.90
  6. Step 6: Final answer
    x = 22,185.16

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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.