Home / 27,148.44-40,741.90-12,359.26

Finding the Fourth Proportional to 27,148.44, 40,741.90 and 12,359.26

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Solution

The fourth proportional to 27,148.44, 40,741.90 and 12,359.26 is: 18,547.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,148.44 : 40,741.90 = 12,359.26 : x
  2. Step 2: Convert to fraction form
    27,148.44/40,741.90 = 12,359.26/x
  3. Step 3: Cross multiply
    27,148.44x = 40,741.90 × 12,359.26
  4. Step 4: Simplify right side
    27,148.44x = 503,539,602.24
  5. Step 5: Solve for x
    x = 503,539,602.24/27,148.44
  6. Step 6: Final answer
    x = 18,547.64

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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.