Home / 19,908.36-27,473.55-10,956.51

Finding the Fourth Proportional to 19,908.36, 27,473.55 and 10,956.51

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Solution

The fourth proportional to 19,908.36, 27,473.55 and 10,956.51 is: 15,119.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908.36 : 27,473.55 = 10,956.51 : x
  2. Step 2: Convert to fraction form
    19,908.36/27,473.55 = 10,956.51/x
  3. Step 3: Cross multiply
    19,908.36x = 27,473.55 × 10,956.51
  4. Step 4: Simplify right side
    19,908.36x = 301,014,225.31
  5. Step 5: Solve for x
    x = 301,014,225.31/19,908.36
  6. Step 6: Final answer
    x = 15,119.99

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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.