Home / 14,567.50-21,849.39-4,705.75

Finding the Fourth Proportional to 14,567.50, 21,849.39 and 4,705.75

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Solution

The fourth proportional to 14,567.50, 21,849.39 and 4,705.75 is: 7,058.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567.50 : 21,849.39 = 4,705.75 : x
  2. Step 2: Convert to fraction form
    14,567.50/21,849.39 = 4,705.75/x
  3. Step 3: Cross multiply
    14,567.50x = 21,849.39 × 4,705.75
  4. Step 4: Simplify right side
    14,567.50x = 102,817,766.99
  5. Step 5: Solve for x
    x = 102,817,766.99/14,567.50
  6. Step 6: Final answer
    x = 7,058.02

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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.