Home / 27,570.24-38,047.37-15,633.32

Finding the Fourth Proportional to 27,570.24, 38,047.37 and 15,633.32

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Solution

The fourth proportional to 27,570.24, 38,047.37 and 15,633.32 is: 21,574.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,570.24 : 38,047.37 = 15,633.32 : x
  2. Step 2: Convert to fraction form
    27,570.24/38,047.37 = 15,633.32/x
  3. Step 3: Cross multiply
    27,570.24x = 38,047.37 × 15,633.32
  4. Step 4: Simplify right side
    27,570.24x = 594,806,441.96
  5. Step 5: Solve for x
    x = 594,806,441.96/27,570.24
  6. Step 6: Final answer
    x = 21,574.22

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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.