Home / 19,741.64-27,242.66-10,789.44

Finding the Fourth Proportional to 19,741.64, 27,242.66 and 10,789.44

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Solution

The fourth proportional to 19,741.64, 27,242.66 and 10,789.44 is: 14,888.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,741.64 : 27,242.66 = 10,789.44 : x
  2. Step 2: Convert to fraction form
    19,741.64/27,242.66 = 10,789.44/x
  3. Step 3: Cross multiply
    19,741.64x = 27,242.66 × 10,789.44
  4. Step 4: Simplify right side
    19,741.64x = 293,933,045.51
  5. Step 5: Solve for x
    x = 293,933,045.51/19,741.64
  6. Step 6: Final answer
    x = 14,888.99

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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.