Home / 29,090.20-40,140.09-16,340.94

Finding the Fourth Proportional to 29,090.20, 40,140.09 and 16,340.94

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Solution

The fourth proportional to 29,090.20, 40,140.09 and 16,340.94 is: 22,548.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,090.20 : 40,140.09 = 16,340.94 : x
  2. Step 2: Convert to fraction form
    29,090.20/40,140.09 = 16,340.94/x
  3. Step 3: Cross multiply
    29,090.20x = 40,140.09 × 16,340.94
  4. Step 4: Simplify right side
    29,090.20x = 655,926,802.28
  5. Step 5: Solve for x
    x = 655,926,802.28/29,090.20
  6. Step 6: Final answer
    x = 22,548.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.