Home / 27,072.41-40,605.93-8,347.39

Finding the Fourth Proportional to 27,072.41, 40,605.93 and 8,347.39

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Solution

The fourth proportional to 27,072.41, 40,605.93 and 8,347.39 is: 12,520.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.41 : 40,605.93 = 8,347.39 : x
  2. Step 2: Convert to fraction form
    27,072.41/40,605.93 = 8,347.39/x
  3. Step 3: Cross multiply
    27,072.41x = 40,605.93 × 8,347.39
  4. Step 4: Simplify right side
    27,072.41x = 338,953,432.51
  5. Step 5: Solve for x
    x = 338,953,432.51/27,072.41
  6. Step 6: Final answer
    x = 12,520.26

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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.