Home / 27,214.60-40,782.96-15,503.64

Finding the Fourth Proportional to 27,214.60, 40,782.96 and 15,503.64

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Solution

The fourth proportional to 27,214.60, 40,782.96 and 15,503.64 is: 23,233.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214.60 : 40,782.96 = 15,503.64 : x
  2. Step 2: Convert to fraction form
    27,214.60/40,782.96 = 15,503.64/x
  3. Step 3: Cross multiply
    27,214.60x = 40,782.96 × 15,503.64
  4. Step 4: Simplify right side
    27,214.60x = 632,284,329.97
  5. Step 5: Solve for x
    x = 632,284,329.97/27,214.60
  6. Step 6: Final answer
    x = 23,233.28

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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.