Home / 19,612.04-27,065.22-11,231.24

Finding the Fourth Proportional to 19,612.04, 27,065.22 and 11,231.24

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Solution

The fourth proportional to 19,612.04, 27,065.22 and 11,231.24 is: 15,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,612.04 : 27,065.22 = 11,231.24 : x
  2. Step 2: Convert to fraction form
    19,612.04/27,065.22 = 11,231.24/x
  3. Step 3: Cross multiply
    19,612.04x = 27,065.22 × 11,231.24
  4. Step 4: Simplify right side
    19,612.04x = 303,975,981.47
  5. Step 5: Solve for x
    x = 303,975,981.47/19,612.04
  6. Step 6: Final answer
    x = 15,499.46

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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.