Home / 17,428.97-24,055.77-10,720.35

Finding the Fourth Proportional to 17,428.97, 24,055.77 and 10,720.35

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Solution

The fourth proportional to 17,428.97, 24,055.77 and 10,720.35 is: 14,796.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,428.97 : 24,055.77 = 10,720.35 : x
  2. Step 2: Convert to fraction form
    17,428.97/24,055.77 = 10,720.35/x
  3. Step 3: Cross multiply
    17,428.97x = 24,055.77 × 10,720.35
  4. Step 4: Simplify right side
    17,428.97x = 257,886,273.92
  5. Step 5: Solve for x
    x = 257,886,273.92/17,428.97
  6. Step 6: Final answer
    x = 14,796.42

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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.