Home / 12,184.86-18,269.10-4,392.66

Finding the Fourth Proportional to 12,184.86, 18,269.10 and 4,392.66

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Solution

The fourth proportional to 12,184.86, 18,269.10 and 4,392.66 is: 6,586.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184.86 : 18,269.10 = 4,392.66 : x
  2. Step 2: Convert to fraction form
    12,184.86/18,269.10 = 4,392.66/x
  3. Step 3: Cross multiply
    12,184.86x = 18,269.10 × 4,392.66
  4. Step 4: Simplify right side
    12,184.86x = 80,249,944.81
  5. Step 5: Solve for x
    x = 80,249,944.81/12,184.86
  6. Step 6: Final answer
    x = 6,586.04

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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.