Home / 29,439.83-40,581.73-18,088.09

Finding the Fourth Proportional to 29,439.83, 40,581.73 and 18,088.09

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Solution

The fourth proportional to 29,439.83, 40,581.73 and 18,088.09 is: 24,933.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,439.83 : 40,581.73 = 18,088.09 : x
  2. Step 2: Convert to fraction form
    29,439.83/40,581.73 = 18,088.09/x
  3. Step 3: Cross multiply
    29,439.83x = 40,581.73 × 18,088.09
  4. Step 4: Simplify right side
    29,439.83x = 734,045,984.60
  5. Step 5: Solve for x
    x = 734,045,984.60/29,439.83
  6. Step 6: Final answer
    x = 24,933.77

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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.