Home / 14,521.74-21,782.58-4,133.49

Finding the Fourth Proportional to 14,521.74, 21,782.58 and 4,133.49

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Solution

The fourth proportional to 14,521.74, 21,782.58 and 4,133.49 is: 6,200.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521.74 : 21,782.58 = 4,133.49 : x
  2. Step 2: Convert to fraction form
    14,521.74/21,782.58 = 4,133.49/x
  3. Step 3: Cross multiply
    14,521.74x = 21,782.58 × 4,133.49
  4. Step 4: Simplify right side
    14,521.74x = 90,038,076.60
  5. Step 5: Solve for x
    x = 90,038,076.60/14,521.74
  6. Step 6: Final answer
    x = 6,200.23

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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.