Home / 25,304.32-34,911.84-14,124.16

Finding the Fourth Proportional to 25,304.32, 34,911.84 and 14,124.16

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Solution

The fourth proportional to 25,304.32, 34,911.84 and 14,124.16 is: 19,486.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,304.32 : 34,911.84 = 14,124.16 : x
  2. Step 2: Convert to fraction form
    25,304.32/34,911.84 = 14,124.16/x
  3. Step 3: Cross multiply
    25,304.32x = 34,911.84 × 14,124.16
  4. Step 4: Simplify right side
    25,304.32x = 493,100,414.05
  5. Step 5: Solve for x
    x = 493,100,414.05/25,304.32
  6. Step 6: Final answer
    x = 19,486.81

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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.