Home / 12,548.48-18,824.34-4,224.92

Finding the Fourth Proportional to 12,548.48, 18,824.34 and 4,224.92

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Solution

The fourth proportional to 12,548.48, 18,824.34 and 4,224.92 is: 6,337.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548.48 : 18,824.34 = 4,224.92 : x
  2. Step 2: Convert to fraction form
    12,548.48/18,824.34 = 4,224.92/x
  3. Step 3: Cross multiply
    12,548.48x = 18,824.34 × 4,224.92
  4. Step 4: Simplify right side
    12,548.48x = 79,531,330.55
  5. Step 5: Solve for x
    x = 79,531,330.55/12,548.48
  6. Step 6: Final answer
    x = 6,337.93

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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.