Home / 25,359.73-38,048.60-11,318.48

Finding the Fourth Proportional to 25,359.73, 38,048.60 and 11,318.48

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Solution

The fourth proportional to 25,359.73, 38,048.60 and 11,318.48 is: 16,981.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,359.73 : 38,048.60 = 11,318.48 : x
  2. Step 2: Convert to fraction form
    25,359.73/38,048.60 = 11,318.48/x
  3. Step 3: Cross multiply
    25,359.73x = 38,048.60 × 11,318.48
  4. Step 4: Simplify right side
    25,359.73x = 430,652,318.13
  5. Step 5: Solve for x
    x = 430,652,318.13/25,359.73
  6. Step 6: Final answer
    x = 16,981.74

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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.