Home / 14,420.61-21,616.12-5,533.54

Finding the Fourth Proportional to 14,420.61, 21,616.12 and 5,533.54

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Solution

The fourth proportional to 14,420.61, 21,616.12 and 5,533.54 is: 8,294.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420.61 : 21,616.12 = 5,533.54 : x
  2. Step 2: Convert to fraction form
    14,420.61/21,616.12 = 5,533.54/x
  3. Step 3: Cross multiply
    14,420.61x = 21,616.12 × 5,533.54
  4. Step 4: Simplify right side
    14,420.61x = 119,613,664.66
  5. Step 5: Solve for x
    x = 119,613,664.66/14,420.61
  6. Step 6: Final answer
    x = 8,294.63

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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.