Home / 14,325.84-21,488.16-3,937.56

Finding the Fourth Proportional to 14,325.84, 21,488.16 and 3,937.56

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Solution

The fourth proportional to 14,325.84, 21,488.16 and 3,937.56 is: 5,906.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,325.84 : 21,488.16 = 3,937.56 : x
  2. Step 2: Convert to fraction form
    14,325.84/21,488.16 = 3,937.56/x
  3. Step 3: Cross multiply
    14,325.84x = 21,488.16 × 3,937.56
  4. Step 4: Simplify right side
    14,325.84x = 84,610,919.29
  5. Step 5: Solve for x
    x = 84,610,919.29/14,325.84
  6. Step 6: Final answer
    x = 5,906.18

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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.