Home / 14,148.12-21,204.72-5,822.94

Finding the Fourth Proportional to 14,148.12, 21,204.72 and 5,822.94

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Solution

The fourth proportional to 14,148.12, 21,204.72 and 5,822.94 is: 8,727.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.12 : 21,204.72 = 5,822.94 : x
  2. Step 2: Convert to fraction form
    14,148.12/21,204.72 = 5,822.94/x
  3. Step 3: Cross multiply
    14,148.12x = 21,204.72 × 5,822.94
  4. Step 4: Simplify right side
    14,148.12x = 123,473,812.28
  5. Step 5: Solve for x
    x = 123,473,812.28/14,148.12
  6. Step 6: Final answer
    x = 8,727.22

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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.