Home / 25,168.96-34,732.43-13,838.48

Finding the Fourth Proportional to 25,168.96, 34,732.43 and 13,838.48

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Solution

The fourth proportional to 25,168.96, 34,732.43 and 13,838.48 is: 19,096.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,168.96 : 34,732.43 = 13,838.48 : x
  2. Step 2: Convert to fraction form
    25,168.96/34,732.43 = 13,838.48/x
  3. Step 3: Cross multiply
    25,168.96x = 34,732.43 × 13,838.48
  4. Step 4: Simplify right side
    25,168.96x = 480,643,977.19
  5. Step 5: Solve for x
    x = 480,643,977.19/25,168.96
  6. Step 6: Final answer
    x = 19,096.70

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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.