Home / 14,463.20-21,685.08-5,693.60

Finding the Fourth Proportional to 14,463.20, 21,685.08 and 5,693.60

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Solution

The fourth proportional to 14,463.20, 21,685.08 and 5,693.60 is: 8,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,463.20 : 21,685.08 = 5,693.60 : x
  2. Step 2: Convert to fraction form
    14,463.20/21,685.08 = 5,693.60/x
  3. Step 3: Cross multiply
    14,463.20x = 21,685.08 × 5,693.60
  4. Step 4: Simplify right side
    14,463.20x = 123,466,171.49
  5. Step 5: Solve for x
    x = 123,466,171.49/14,463.20
  6. Step 6: Final answer
    x = 8,536.57

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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.