Home / 39,403.46-54,376.77-25,256.32

Finding the Fourth Proportional to 39,403.46, 54,376.77 and 25,256.32

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Solution

The fourth proportional to 39,403.46, 54,376.77 and 25,256.32 is: 34,853.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,403.46 : 54,376.77 = 25,256.32 : x
  2. Step 2: Convert to fraction form
    39,403.46/54,376.77 = 25,256.32/x
  3. Step 3: Cross multiply
    39,403.46x = 54,376.77 × 25,256.32
  4. Step 4: Simplify right side
    39,403.46x = 1,373,357,103.69
  5. Step 5: Solve for x
    x = 1,373,357,103.69/39,403.46
  6. Step 6: Final answer
    x = 34,853.72

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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.