Home / 25,543.44-38,235.96-13,827.60

Finding the Fourth Proportional to 25,543.44, 38,235.96 and 13,827.60

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Solution

The fourth proportional to 25,543.44, 38,235.96 and 13,827.60 is: 20,698.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,543.44 : 38,235.96 = 13,827.60 : x
  2. Step 2: Convert to fraction form
    25,543.44/38,235.96 = 13,827.60/x
  3. Step 3: Cross multiply
    25,543.44x = 38,235.96 × 13,827.60
  4. Step 4: Simplify right side
    25,543.44x = 528,711,560.50
  5. Step 5: Solve for x
    x = 528,711,560.50/25,543.44
  6. Step 6: Final answer
    x = 20,698.53

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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.