Home / 41,790.72-57,639-29,043.75

Finding the Fourth Proportional to 41,790.72, 57,639 and 29,043.75

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Solution

The fourth proportional to 41,790.72, 57,639 and 29,043.75 is: 40,058.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,790.72 : 57,639 = 29,043.75 : x
  2. Step 2: Convert to fraction form
    41,790.72/57,639 = 29,043.75/x
  3. Step 3: Cross multiply
    41,790.72x = 57,639 × 29,043.75
  4. Step 4: Simplify right side
    41,790.72x = 1,674,052,706.25
  5. Step 5: Solve for x
    x = 1,674,052,706.25/41,790.72
  6. Step 6: Final answer
    x = 40,058.00

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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.