Home / 18,335.09-27,498.23-8,464.89

Finding the Fourth Proportional to 18,335.09, 27,498.23 and 8,464.89

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Solution

The fourth proportional to 18,335.09, 27,498.23 and 8,464.89 is: 12,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.09 : 27,498.23 = 8,464.89 : x
  2. Step 2: Convert to fraction form
    18,335.09/27,498.23 = 8,464.89/x
  3. Step 3: Cross multiply
    18,335.09x = 27,498.23 × 8,464.89
  4. Step 4: Simplify right side
    18,335.09x = 232,769,492.14
  5. Step 5: Solve for x
    x = 232,769,492.14/18,335.09
  6. Step 6: Final answer
    x = 12,695.30

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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.