Home / 15,624.98-23,425.35-7,722.05

Finding the Fourth Proportional to 15,624.98, 23,425.35 and 7,722.05

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Solution

The fourth proportional to 15,624.98, 23,425.35 and 7,722.05 is: 11,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624.98 : 23,425.35 = 7,722.05 : x
  2. Step 2: Convert to fraction form
    15,624.98/23,425.35 = 7,722.05/x
  3. Step 3: Cross multiply
    15,624.98x = 23,425.35 × 7,722.05
  4. Step 4: Simplify right side
    15,624.98x = 180,891,577.88
  5. Step 5: Solve for x
    x = 180,891,577.88/15,624.98
  6. Step 6: Final answer
    x = 11,577.08

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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.