Home / 25,092.56-34,627.21-15,529.90

Finding the Fourth Proportional to 25,092.56, 34,627.21 and 15,529.90

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Solution

The fourth proportional to 25,092.56, 34,627.21 and 15,529.90 is: 21,430.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,092.56 : 34,627.21 = 15,529.90 : x
  2. Step 2: Convert to fraction form
    25,092.56/34,627.21 = 15,529.90/x
  3. Step 3: Cross multiply
    25,092.56x = 34,627.21 × 15,529.90
  4. Step 4: Simplify right side
    25,092.56x = 537,757,108.58
  5. Step 5: Solve for x
    x = 537,757,108.58/25,092.56
  6. Step 6: Final answer
    x = 21,430.94

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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.