Home / 27,419.40-41,140.08-10,783.62

Finding the Fourth Proportional to 27,419.40, 41,140.08 and 10,783.62

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Solution

The fourth proportional to 27,419.40, 41,140.08 and 10,783.62 is: 16,179.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,419.40 : 41,140.08 = 10,783.62 : x
  2. Step 2: Convert to fraction form
    27,419.40/41,140.08 = 10,783.62/x
  3. Step 3: Cross multiply
    27,419.40x = 41,140.08 × 10,783.62
  4. Step 4: Simplify right side
    27,419.40x = 443,638,989.49
  5. Step 5: Solve for x
    x = 443,638,989.49/27,419.40
  6. Step 6: Final answer
    x = 16,179.75

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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.