Home / 14,381.87-21,574.58-5,622.93

Finding the Fourth Proportional to 14,381.87, 21,574.58 and 5,622.93

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Solution

The fourth proportional to 14,381.87, 21,574.58 and 5,622.93 is: 8,435.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.87 : 21,574.58 = 5,622.93 : x
  2. Step 2: Convert to fraction form
    14,381.87/21,574.58 = 5,622.93/x
  3. Step 3: Cross multiply
    14,381.87x = 21,574.58 × 5,622.93
  4. Step 4: Simplify right side
    14,381.87x = 121,312,325.00
  5. Step 5: Solve for x
    x = 121,312,325.00/14,381.87
  6. Step 6: Final answer
    x = 8,435.09

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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.