Home / 27,391.58-41,070.28-12,581.49

Finding the Fourth Proportional to 27,391.58, 41,070.28 and 12,581.49

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Solution

The fourth proportional to 27,391.58, 41,070.28 and 12,581.49 is: 18,864.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,391.58 : 41,070.28 = 12,581.49 : x
  2. Step 2: Convert to fraction form
    27,391.58/41,070.28 = 12,581.49/x
  3. Step 3: Cross multiply
    27,391.58x = 41,070.28 × 12,581.49
  4. Step 4: Simplify right side
    27,391.58x = 516,725,317.12
  5. Step 5: Solve for x
    x = 516,725,317.12/27,391.58
  6. Step 6: Final answer
    x = 18,864.39

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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.