Home / 27,701.10-41,493.15-18,345.60

Finding the Fourth Proportional to 27,701.10, 41,493.15 and 18,345.60

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Solution

The fourth proportional to 27,701.10, 41,493.15 and 18,345.60 is: 27,479.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,701.10 : 41,493.15 = 18,345.60 : x
  2. Step 2: Convert to fraction form
    27,701.10/41,493.15 = 18,345.60/x
  3. Step 3: Cross multiply
    27,701.10x = 41,493.15 × 18,345.60
  4. Step 4: Simplify right side
    27,701.10x = 761,216,732.64
  5. Step 5: Solve for x
    x = 761,216,732.64/27,701.10
  6. Step 6: Final answer
    x = 27,479.66

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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.