Home / 25,476.54-38,197.37-12,972.36

Finding the Fourth Proportional to 25,476.54, 38,197.37 and 12,972.36

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Solution

The fourth proportional to 25,476.54, 38,197.37 and 12,972.36 is: 19,449.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,476.54 : 38,197.37 = 12,972.36 : x
  2. Step 2: Convert to fraction form
    25,476.54/38,197.37 = 12,972.36/x
  3. Step 3: Cross multiply
    25,476.54x = 38,197.37 × 12,972.36
  4. Step 4: Simplify right side
    25,476.54x = 495,509,969.83
  5. Step 5: Solve for x
    x = 495,509,969.83/25,476.54
  6. Step 6: Final answer
    x = 19,449.66

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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.