Home / 14,587.49-21,862.20-6,687.16

Finding the Fourth Proportional to 14,587.49, 21,862.20 and 6,687.16

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Solution

The fourth proportional to 14,587.49, 21,862.20 and 6,687.16 is: 10,022.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587.49 : 21,862.20 = 6,687.16 : x
  2. Step 2: Convert to fraction form
    14,587.49/21,862.20 = 6,687.16/x
  3. Step 3: Cross multiply
    14,587.49x = 21,862.20 × 6,687.16
  4. Step 4: Simplify right side
    14,587.49x = 146,195,999.77
  5. Step 5: Solve for x
    x = 146,195,999.77/14,587.49
  6. Step 6: Final answer
    x = 10,022.01

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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.