Home / 18,359.95-25,336.15-10,804.54

Finding the Fourth Proportional to 18,359.95, 25,336.15 and 10,804.54

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Solution

The fourth proportional to 18,359.95, 25,336.15 and 10,804.54 is: 14,909.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359.95 : 25,336.15 = 10,804.54 : x
  2. Step 2: Convert to fraction form
    18,359.95/25,336.15 = 10,804.54/x
  3. Step 3: Cross multiply
    18,359.95x = 25,336.15 × 10,804.54
  4. Step 4: Simplify right side
    18,359.95x = 273,745,446.12
  5. Step 5: Solve for x
    x = 273,745,446.12/18,359.95
  6. Step 6: Final answer
    x = 14,909.92

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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.