Home / 25,848.43-38,597.55-20,523.70

Finding the Fourth Proportional to 25,848.43, 38,597.55 and 20,523.70

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Solution

The fourth proportional to 25,848.43, 38,597.55 and 20,523.70 is: 30,646.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,848.43 : 38,597.55 = 20,523.70 : x
  2. Step 2: Convert to fraction form
    25,848.43/38,597.55 = 20,523.70/x
  3. Step 3: Cross multiply
    25,848.43x = 38,597.55 × 20,523.70
  4. Step 4: Simplify right side
    25,848.43x = 792,164,406.55
  5. Step 5: Solve for x
    x = 792,164,406.55/25,848.43
  6. Step 6: Final answer
    x = 30,646.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.