Home / 19,952.27-27,532.86-10,999.28

Finding the Fourth Proportional to 19,952.27, 27,532.86 and 10,999.28

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Solution

The fourth proportional to 19,952.27, 27,532.86 and 10,999.28 is: 15,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952.27 : 27,532.86 = 10,999.28 : x
  2. Step 2: Convert to fraction form
    19,952.27/27,532.86 = 10,999.28/x
  3. Step 3: Cross multiply
    19,952.27x = 27,532.86 × 10,999.28
  4. Step 4: Simplify right side
    19,952.27x = 302,841,498.68
  5. Step 5: Solve for x
    x = 302,841,498.68/19,952.27
  6. Step 6: Final answer
    x = 15,178.30

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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.