Home / 16,228.04-24,278.02-12,290.68

Finding the Fourth Proportional to 16,228.04, 24,278.02 and 12,290.68

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Solution

The fourth proportional to 16,228.04, 24,278.02 and 12,290.68 is: 18,387.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,228.04 : 24,278.02 = 12,290.68 : x
  2. Step 2: Convert to fraction form
    16,228.04/24,278.02 = 12,290.68/x
  3. Step 3: Cross multiply
    16,228.04x = 24,278.02 × 12,290.68
  4. Step 4: Simplify right side
    16,228.04x = 298,393,374.85
  5. Step 5: Solve for x
    x = 298,393,374.85/16,228.04
  6. Step 6: Final answer
    x = 18,387.52

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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.