Home / 14,782.87-22,177.43-4,922.91

Finding the Fourth Proportional to 14,782.87, 22,177.43 and 4,922.91

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Solution

The fourth proportional to 14,782.87, 22,177.43 and 4,922.91 is: 7,385.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,782.87 : 22,177.43 = 4,922.91 : x
  2. Step 2: Convert to fraction form
    14,782.87/22,177.43 = 4,922.91/x
  3. Step 3: Cross multiply
    14,782.87x = 22,177.43 × 4,922.91
  4. Step 4: Simplify right side
    14,782.87x = 109,177,600.10
  5. Step 5: Solve for x
    x = 109,177,600.10/14,782.87
  6. Step 6: Final answer
    x = 7,385.41

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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.