Home / 14,630.18-21,940.40-6,305

Finding the Fourth Proportional to 14,630.18, 21,940.40 and 6,305

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Solution

The fourth proportional to 14,630.18, 21,940.40 and 6,305 is: 9,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630.18 : 21,940.40 = 6,305 : x
  2. Step 2: Convert to fraction form
    14,630.18/21,940.40 = 6,305/x
  3. Step 3: Cross multiply
    14,630.18x = 21,940.40 × 6,305
  4. Step 4: Simplify right side
    14,630.18x = 138,334,222
  5. Step 5: Solve for x
    x = 138,334,222/14,630.18
  6. Step 6: Final answer
    x = 9,455.40

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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.