Home / 14,972.40-22,431.60-8,727.30

Finding the Fourth Proportional to 14,972.40, 22,431.60 and 8,727.30

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Solution

The fourth proportional to 14,972.40, 22,431.60 and 8,727.30 is: 13,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,972.40 : 22,431.60 = 8,727.30 : x
  2. Step 2: Convert to fraction form
    14,972.40/22,431.60 = 8,727.30/x
  3. Step 3: Cross multiply
    14,972.40x = 22,431.60 × 8,727.30
  4. Step 4: Simplify right side
    14,972.40x = 195,767,302.68
  5. Step 5: Solve for x
    x = 195,767,302.68/14,972.40
  6. Step 6: Final answer
    x = 13,075.21

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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.