Home / 12,408.04-18,554.46-9,602.92

Finding the Fourth Proportional to 12,408.04, 18,554.46 and 9,602.92

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Solution

The fourth proportional to 12,408.04, 18,554.46 and 9,602.92 is: 14,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,408.04 : 18,554.46 = 9,602.92 : x
  2. Step 2: Convert to fraction form
    12,408.04/18,554.46 = 9,602.92/x
  3. Step 3: Cross multiply
    12,408.04x = 18,554.46 × 9,602.92
  4. Step 4: Simplify right side
    12,408.04x = 178,176,995.02
  5. Step 5: Solve for x
    x = 178,176,995.02/12,408.04
  6. Step 6: Final answer
    x = 14,359.80

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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.