Home / 19,964.25-27,550.53-11,012.00

Finding the Fourth Proportional to 19,964.25, 27,550.53 and 11,012.00

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Solution

The fourth proportional to 19,964.25, 27,550.53 and 11,012.00 is: 15,196.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.25 : 27,550.53 = 11,012.00 : x
  2. Step 2: Convert to fraction form
    19,964.25/27,550.53 = 11,012.00/x
  3. Step 3: Cross multiply
    19,964.25x = 27,550.53 × 11,012.00
  4. Step 4: Simplify right side
    19,964.25x = 303,386,298.61
  5. Step 5: Solve for x
    x = 303,386,298.61/19,964.25
  6. Step 6: Final answer
    x = 15,196.48

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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.