Home / 14,423.04-21,636.88-5,653.20

Finding the Fourth Proportional to 14,423.04, 21,636.88 and 5,653.20

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Solution

The fourth proportional to 14,423.04, 21,636.88 and 5,653.20 is: 8,480.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.04 : 21,636.88 = 5,653.20 : x
  2. Step 2: Convert to fraction form
    14,423.04/21,636.88 = 5,653.20/x
  3. Step 3: Cross multiply
    14,423.04x = 21,636.88 × 5,653.20
  4. Step 4: Simplify right side
    14,423.04x = 122,317,610.02
  5. Step 5: Solve for x
    x = 122,317,610.02/14,423.04
  6. Step 6: Final answer
    x = 8,480.71

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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.