Home / 18,245.34-27,318.65-9,461.79

Finding the Fourth Proportional to 18,245.34, 27,318.65 and 9,461.79

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Solution

The fourth proportional to 18,245.34, 27,318.65 and 9,461.79 is: 14,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,245.34 : 27,318.65 = 9,461.79 : x
  2. Step 2: Convert to fraction form
    18,245.34/27,318.65 = 9,461.79/x
  3. Step 3: Cross multiply
    18,245.34x = 27,318.65 × 9,461.79
  4. Step 4: Simplify right side
    18,245.34x = 258,483,282.07
  5. Step 5: Solve for x
    x = 258,483,282.07/18,245.34
  6. Step 6: Final answer
    x = 14,167.08

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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.