Home / 25,358.52-38,043.54-13,671.48

Finding the Fourth Proportional to 25,358.52, 38,043.54 and 13,671.48

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Solution

The fourth proportional to 25,358.52, 38,043.54 and 13,671.48 is: 20,510.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,358.52 : 38,043.54 = 13,671.48 : x
  2. Step 2: Convert to fraction form
    25,358.52/38,043.54 = 13,671.48/x
  3. Step 3: Cross multiply
    25,358.52x = 38,043.54 × 13,671.48
  4. Step 4: Simplify right side
    25,358.52x = 520,111,496.24
  5. Step 5: Solve for x
    x = 520,111,496.24/25,358.52
  6. Step 6: Final answer
    x = 20,510.33

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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.