Home / 17,979.14-24,811.20-10,021.19

Finding the Fourth Proportional to 17,979.14, 24,811.20 and 10,021.19

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Solution

The fourth proportional to 17,979.14, 24,811.20 and 10,021.19 is: 13,829.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979.14 : 24,811.20 = 10,021.19 : x
  2. Step 2: Convert to fraction form
    17,979.14/24,811.20 = 10,021.19/x
  3. Step 3: Cross multiply
    17,979.14x = 24,811.20 × 10,021.19
  4. Step 4: Simplify right side
    17,979.14x = 248,637,625.27
  5. Step 5: Solve for x
    x = 248,637,625.27/17,979.14
  6. Step 6: Final answer
    x = 13,829.23

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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.