Home / 14,555.10-21,836.70-6,239.10

Finding the Fourth Proportional to 14,555.10, 21,836.70 and 6,239.10

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Solution

The fourth proportional to 14,555.10, 21,836.70 and 6,239.10 is: 9,360.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555.10 : 21,836.70 = 6,239.10 : x
  2. Step 2: Convert to fraction form
    14,555.10/21,836.70 = 6,239.10/x
  3. Step 3: Cross multiply
    14,555.10x = 21,836.70 × 6,239.10
  4. Step 4: Simplify right side
    14,555.10x = 136,241,354.97
  5. Step 5: Solve for x
    x = 136,241,354.97/14,555.10
  6. Step 6: Final answer
    x = 9,360.39

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1.5x scale

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.