Home / 29,056.48-40,091.40-17,120.92

Finding the Fourth Proportional to 29,056.48, 40,091.40 and 17,120.92

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Solution

The fourth proportional to 29,056.48, 40,091.40 and 17,120.92 is: 23,623.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,056.48 : 40,091.40 = 17,120.92 : x
  2. Step 2: Convert to fraction form
    29,056.48/40,091.40 = 17,120.92/x
  3. Step 3: Cross multiply
    29,056.48x = 40,091.40 × 17,120.92
  4. Step 4: Simplify right side
    29,056.48x = 686,401,652.09
  5. Step 5: Solve for x
    x = 686,401,652.09/29,056.48
  6. Step 6: Final answer
    x = 23,623.01

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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.