Home / 14,350.54-21,521.72-5,583.40

Finding the Fourth Proportional to 14,350.54, 21,521.72 and 5,583.40

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Solution

The fourth proportional to 14,350.54, 21,521.72 and 5,583.40 is: 8,373.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.54 : 21,521.72 = 5,583.40 : x
  2. Step 2: Convert to fraction form
    14,350.54/21,521.72 = 5,583.40/x
  3. Step 3: Cross multiply
    14,350.54x = 21,521.72 × 5,583.40
  4. Step 4: Simplify right side
    14,350.54x = 120,164,371.45
  5. Step 5: Solve for x
    x = 120,164,371.45/14,350.54
  6. Step 6: Final answer
    x = 8,373.51

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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.