Home / 25,366.56-34,999.92-15,292.32

Finding the Fourth Proportional to 25,366.56, 34,999.92 and 15,292.32

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Solution

The fourth proportional to 25,366.56, 34,999.92 and 15,292.32 is: 21,099.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,366.56 : 34,999.92 = 15,292.32 : x
  2. Step 2: Convert to fraction form
    25,366.56/34,999.92 = 15,292.32/x
  3. Step 3: Cross multiply
    25,366.56x = 34,999.92 × 15,292.32
  4. Step 4: Simplify right side
    25,366.56x = 535,229,976.61
  5. Step 5: Solve for x
    x = 535,229,976.61/25,366.56
  6. Step 6: Final answer
    x = 21,099.82

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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.