Home / 25,771.64-38,671.83-13,925.18

Finding the Fourth Proportional to 25,771.64, 38,671.83 and 13,925.18

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Solution

The fourth proportional to 25,771.64, 38,671.83 and 13,925.18 is: 20,895.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,771.64 : 38,671.83 = 13,925.18 : x
  2. Step 2: Convert to fraction form
    25,771.64/38,671.83 = 13,925.18/x
  3. Step 3: Cross multiply
    25,771.64x = 38,671.83 × 13,925.18
  4. Step 4: Simplify right side
    25,771.64x = 538,512,290.36
  5. Step 5: Solve for x
    x = 538,512,290.36/25,771.64
  6. Step 6: Final answer
    x = 20,895.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.