Home / 18,382.61-25,364.07-10,826.19

Finding the Fourth Proportional to 18,382.61, 25,364.07 and 10,826.19

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Solution

The fourth proportional to 18,382.61, 25,364.07 and 10,826.19 is: 14,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382.61 : 25,364.07 = 10,826.19 : x
  2. Step 2: Convert to fraction form
    18,382.61/25,364.07 = 10,826.19/x
  3. Step 3: Cross multiply
    18,382.61x = 25,364.07 × 10,826.19
  4. Step 4: Simplify right side
    18,382.61x = 274,596,240.99
  5. Step 5: Solve for x
    x = 274,596,240.99/18,382.61
  6. Step 6: Final answer
    x = 14,937.82

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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.