Home / 19,744.56-27,232.08-11,785.04

Finding the Fourth Proportional to 19,744.56, 27,232.08 and 11,785.04

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Solution

The fourth proportional to 19,744.56, 27,232.08 and 11,785.04 is: 16,254.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744.56 : 27,232.08 = 11,785.04 : x
  2. Step 2: Convert to fraction form
    19,744.56/27,232.08 = 11,785.04/x
  3. Step 3: Cross multiply
    19,744.56x = 27,232.08 × 11,785.04
  4. Step 4: Simplify right side
    19,744.56x = 320,931,152.08
  5. Step 5: Solve for x
    x = 320,931,152.08/19,744.56
  6. Step 6: Final answer
    x = 16,254.16

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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.