Home / 14,544.20-21,827.10-5,785.40

Finding the Fourth Proportional to 14,544.20, 21,827.10 and 5,785.40

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Solution

The fourth proportional to 14,544.20, 21,827.10 and 5,785.40 is: 8,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,544.20 : 21,827.10 = 5,785.40 : x
  2. Step 2: Convert to fraction form
    14,544.20/21,827.10 = 5,785.40/x
  3. Step 3: Cross multiply
    14,544.20x = 21,827.10 × 5,785.40
  4. Step 4: Simplify right side
    14,544.20x = 126,278,504.34
  5. Step 5: Solve for x
    x = 126,278,504.34/14,544.20
  6. Step 6: Final answer
    x = 8,682.40

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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.