Home / 18,426.48-27,605.16-11,393.52

Finding the Fourth Proportional to 18,426.48, 27,605.16 and 11,393.52

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Solution

The fourth proportional to 18,426.48, 27,605.16 and 11,393.52 is: 17,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,426.48 : 27,605.16 = 11,393.52 : x
  2. Step 2: Convert to fraction form
    18,426.48/27,605.16 = 11,393.52/x
  3. Step 3: Cross multiply
    18,426.48x = 27,605.16 × 11,393.52
  4. Step 4: Simplify right side
    18,426.48x = 314,519,942.56
  5. Step 5: Solve for x
    x = 314,519,942.56/18,426.48
  6. Step 6: Final answer
    x = 17,068.91

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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.