Home / 27,122.41-40,689.07-9,604.54

Finding the Fourth Proportional to 27,122.41, 40,689.07 and 9,604.54

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Solution

The fourth proportional to 27,122.41, 40,689.07 and 9,604.54 is: 14,408.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,122.41 : 40,689.07 = 9,604.54 : x
  2. Step 2: Convert to fraction form
    27,122.41/40,689.07 = 9,604.54/x
  3. Step 3: Cross multiply
    27,122.41x = 40,689.07 × 9,604.54
  4. Step 4: Simplify right side
    27,122.41x = 390,799,548.91
  5. Step 5: Solve for x
    x = 390,799,548.91/27,122.41
  6. Step 6: Final answer
    x = 14,408.74

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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.