Home / 18,570.24-25,632-11,957.76

Finding the Fourth Proportional to 18,570.24, 25,632 and 11,957.76

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Solution

The fourth proportional to 18,570.24, 25,632 and 11,957.76 is: 16,504.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.24 : 25,632 = 11,957.76 : x
  2. Step 2: Convert to fraction form
    18,570.24/25,632 = 11,957.76/x
  3. Step 3: Cross multiply
    18,570.24x = 25,632 × 11,957.76
  4. Step 4: Simplify right side
    18,570.24x = 306,501,304.32
  5. Step 5: Solve for x
    x = 306,501,304.32/18,570.24
  6. Step 6: Final answer
    x = 16,504.97

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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.