Home / 25,165.28-34,725.71-13,834.60

Finding the Fourth Proportional to 25,165.28, 34,725.71 and 13,834.60

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Solution

The fourth proportional to 25,165.28, 34,725.71 and 13,834.60 is: 19,090.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,165.28 : 34,725.71 = 13,834.60 : x
  2. Step 2: Convert to fraction form
    25,165.28/34,725.71 = 13,834.60/x
  3. Step 3: Cross multiply
    25,165.28x = 34,725.71 × 13,834.60
  4. Step 4: Simplify right side
    25,165.28x = 480,416,255.34
  5. Step 5: Solve for x
    x = 480,416,255.34/25,165.28
  6. Step 6: Final answer
    x = 19,090.44

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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.