Home / 12,549.86-18,826.53-4,232.25

Finding the Fourth Proportional to 12,549.86, 18,826.53 and 4,232.25

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Solution

The fourth proportional to 12,549.86, 18,826.53 and 4,232.25 is: 6,348.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549.86 : 18,826.53 = 4,232.25 : x
  2. Step 2: Convert to fraction form
    12,549.86/18,826.53 = 4,232.25/x
  3. Step 3: Cross multiply
    12,549.86x = 18,826.53 × 4,232.25
  4. Step 4: Simplify right side
    12,549.86x = 79,678,581.59
  5. Step 5: Solve for x
    x = 79,678,581.59/12,549.86
  6. Step 6: Final answer
    x = 6,348.96

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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.