Home / 39,485.19-54,454.29-32,760.17

Finding the Fourth Proportional to 39,485.19, 54,454.29 and 32,760.17

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Solution

The fourth proportional to 39,485.19, 54,454.29 and 32,760.17 is: 45,179.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,485.19 : 54,454.29 = 32,760.17 : x
  2. Step 2: Convert to fraction form
    39,485.19/54,454.29 = 32,760.17/x
  3. Step 3: Cross multiply
    39,485.19x = 54,454.29 × 32,760.17
  4. Step 4: Simplify right side
    39,485.19x = 1,783,931,525.36
  5. Step 5: Solve for x
    x = 1,783,931,525.36/39,485.19
  6. Step 6: Final answer
    x = 45,179.76

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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.