Home / 19,670.01-27,144.92-10,717.51

Finding the Fourth Proportional to 19,670.01, 27,144.92 and 10,717.51

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Solution

The fourth proportional to 19,670.01, 27,144.92 and 10,717.51 is: 14,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,670.01 : 27,144.92 = 10,717.51 : x
  2. Step 2: Convert to fraction form
    19,670.01/27,144.92 = 10,717.51/x
  3. Step 3: Cross multiply
    19,670.01x = 27,144.92 × 10,717.51
  4. Step 4: Simplify right side
    19,670.01x = 290,925,815.82
  5. Step 5: Solve for x
    x = 290,925,815.82/19,670.01
  6. Step 6: Final answer
    x = 14,790.33

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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.