Home / 27,109.34-40,656.19-9,339.28

Finding the Fourth Proportional to 27,109.34, 40,656.19 and 9,339.28

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Solution

The fourth proportional to 27,109.34, 40,656.19 and 9,339.28 is: 14,006.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,109.34 : 40,656.19 = 9,339.28 : x
  2. Step 2: Convert to fraction form
    27,109.34/40,656.19 = 9,339.28/x
  3. Step 3: Cross multiply
    27,109.34x = 40,656.19 × 9,339.28
  4. Step 4: Simplify right side
    27,109.34x = 379,699,542.14
  5. Step 5: Solve for x
    x = 379,699,542.14/27,109.34
  6. Step 6: Final answer
    x = 14,006.23

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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.