Home / 39,391.58-54,360.85-23,485.18

Finding the Fourth Proportional to 39,391.58, 54,360.85 and 23,485.18

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Solution

The fourth proportional to 39,391.58, 54,360.85 and 23,485.18 is: 32,409.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,391.58 : 54,360.85 = 23,485.18 : x
  2. Step 2: Convert to fraction form
    39,391.58/54,360.85 = 23,485.18/x
  3. Step 3: Cross multiply
    39,391.58x = 54,360.85 × 23,485.18
  4. Step 4: Simplify right side
    39,391.58x = 1,276,674,347.20
  5. Step 5: Solve for x
    x = 1,276,674,347.20/39,391.58
  6. Step 6: Final answer
    x = 32,409.83

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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.