Home / 27,541.30-38,004.83-15,601.65

Finding the Fourth Proportional to 27,541.30, 38,004.83 and 15,601.65

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Solution

The fourth proportional to 27,541.30, 38,004.83 and 15,601.65 is: 21,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,541.30 : 38,004.83 = 15,601.65 : x
  2. Step 2: Convert to fraction form
    27,541.30/38,004.83 = 15,601.65/x
  3. Step 3: Cross multiply
    27,541.30x = 38,004.83 × 15,601.65
  4. Step 4: Simplify right side
    27,541.30x = 592,938,120.10
  5. Step 5: Solve for x
    x = 592,938,120.10/27,541.30
  6. Step 6: Final answer
    x = 21,529.05

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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.