Home / 39,406.46-54,400.75-25,080.71

Finding the Fourth Proportional to 39,406.46, 54,400.75 and 25,080.71

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Solution

The fourth proportional to 39,406.46, 54,400.75 and 25,080.71 is: 34,624.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,406.46 : 54,400.75 = 25,080.71 : x
  2. Step 2: Convert to fraction form
    39,406.46/54,400.75 = 25,080.71/x
  3. Step 3: Cross multiply
    39,406.46x = 54,400.75 × 25,080.71
  4. Step 4: Simplify right side
    39,406.46x = 1,364,409,507.83
  5. Step 5: Solve for x
    x = 1,364,409,507.83/39,406.46
  6. Step 6: Final answer
    x = 34,624.00

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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.