Home / 27,291.89-40,935.48-16,615.47

Finding the Fourth Proportional to 27,291.89, 40,935.48 and 16,615.47

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Solution

The fourth proportional to 27,291.89, 40,935.48 and 16,615.47 is: 24,921.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,291.89 : 40,935.48 = 16,615.47 : x
  2. Step 2: Convert to fraction form
    27,291.89/40,935.48 = 16,615.47/x
  3. Step 3: Cross multiply
    27,291.89x = 40,935.48 × 16,615.47
  4. Step 4: Simplify right side
    27,291.89x = 680,162,239.88
  5. Step 5: Solve for x
    x = 680,162,239.88/27,291.89
  6. Step 6: Final answer
    x = 24,921.77

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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.