Home / 19,932.39-27,506.73-10,979.93

Finding the Fourth Proportional to 19,932.39, 27,506.73 and 10,979.93

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Solution

The fourth proportional to 19,932.39, 27,506.73 and 10,979.93 is: 15,152.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.39 : 27,506.73 = 10,979.93 : x
  2. Step 2: Convert to fraction form
    19,932.39/27,506.73 = 10,979.93/x
  3. Step 3: Cross multiply
    19,932.39x = 27,506.73 × 10,979.93
  4. Step 4: Simplify right side
    19,932.39x = 302,021,969.93
  5. Step 5: Solve for x
    x = 302,021,969.93/19,932.39
  6. Step 6: Final answer
    x = 15,152.32

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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.