Home / 14,207.38-21,302.86-6,309.88

Finding the Fourth Proportional to 14,207.38, 21,302.86 and 6,309.88

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Solution

The fourth proportional to 14,207.38, 21,302.86 and 6,309.88 is: 9,461.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.38 : 21,302.86 = 6,309.88 : x
  2. Step 2: Convert to fraction form
    14,207.38/21,302.86 = 6,309.88/x
  3. Step 3: Cross multiply
    14,207.38x = 21,302.86 × 6,309.88
  4. Step 4: Simplify right side
    14,207.38x = 134,418,490.26
  5. Step 5: Solve for x
    x = 134,418,490.26/14,207.38
  6. Step 6: Final answer
    x = 9,461.17

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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.