Home / 27,142.04-40,679.04-15,461.84

Finding the Fourth Proportional to 27,142.04, 40,679.04 and 15,461.84

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Solution

The fourth proportional to 27,142.04, 40,679.04 and 15,461.84 is: 23,173.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,142.04 : 40,679.04 = 15,461.84 : x
  2. Step 2: Convert to fraction form
    27,142.04/40,679.04 = 15,461.84/x
  3. Step 3: Cross multiply
    27,142.04x = 40,679.04 × 15,461.84
  4. Step 4: Simplify right side
    27,142.04x = 628,972,807.83
  5. Step 5: Solve for x
    x = 628,972,807.83/27,142.04
  6. Step 6: Final answer
    x = 23,173.38

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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.