Home / 27,420.96-41,069.03-21,460.68

Finding the Fourth Proportional to 27,420.96, 41,069.03 and 21,460.68

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Solution

The fourth proportional to 27,420.96, 41,069.03 and 21,460.68 is: 32,142.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,420.96 : 41,069.03 = 21,460.68 : x
  2. Step 2: Convert to fraction form
    27,420.96/41,069.03 = 21,460.68/x
  3. Step 3: Cross multiply
    27,420.96x = 41,069.03 × 21,460.68
  4. Step 4: Simplify right side
    27,420.96x = 881,369,203.44
  5. Step 5: Solve for x
    x = 881,369,203.44/27,420.96
  6. Step 6: Final answer
    x = 32,142.17

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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.