Home / 25,528.32-38,292.51-12,382.62

Finding the Fourth Proportional to 25,528.32, 38,292.51 and 12,382.62

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Solution

The fourth proportional to 25,528.32, 38,292.51 and 12,382.62 is: 18,573.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,528.32 : 38,292.51 = 12,382.62 : x
  2. Step 2: Convert to fraction form
    25,528.32/38,292.51 = 12,382.62/x
  3. Step 3: Cross multiply
    25,528.32x = 38,292.51 × 12,382.62
  4. Step 4: Simplify right side
    25,528.32x = 474,161,600.18
  5. Step 5: Solve for x
    x = 474,161,600.18/25,528.32
  6. Step 6: Final answer
    x = 18,573.94

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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.