Home / 18,432.37-25,436.75-10,776.07

Finding the Fourth Proportional to 18,432.37, 25,436.75 and 10,776.07

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Solution

The fourth proportional to 18,432.37, 25,436.75 and 10,776.07 is: 14,871.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432.37 : 25,436.75 = 10,776.07 : x
  2. Step 2: Convert to fraction form
    18,432.37/25,436.75 = 10,776.07/x
  3. Step 3: Cross multiply
    18,432.37x = 25,436.75 × 10,776.07
  4. Step 4: Simplify right side
    18,432.37x = 274,108,198.57
  5. Step 5: Solve for x
    x = 274,108,198.57/18,432.37
  6. Step 6: Final answer
    x = 14,871.02

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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.