Home / 25,725.93-35,503.14-14,394.72

Finding the Fourth Proportional to 25,725.93, 35,503.14 and 14,394.72

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Solution

The fourth proportional to 25,725.93, 35,503.14 and 14,394.72 is: 19,865.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,725.93 : 35,503.14 = 14,394.72 : x
  2. Step 2: Convert to fraction form
    25,725.93/35,503.14 = 14,394.72/x
  3. Step 3: Cross multiply
    25,725.93x = 35,503.14 × 14,394.72
  4. Step 4: Simplify right side
    25,725.93x = 511,057,759.42
  5. Step 5: Solve for x
    x = 511,057,759.42/25,725.93
  6. Step 6: Final answer
    x = 19,865.47

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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.