Home / 18,053.47-27,071.62-10,559.17

Finding the Fourth Proportional to 18,053.47, 27,071.62 and 10,559.17

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Solution

The fourth proportional to 18,053.47, 27,071.62 and 10,559.17 is: 15,833.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,053.47 : 27,071.62 = 10,559.17 : x
  2. Step 2: Convert to fraction form
    18,053.47/27,071.62 = 10,559.17/x
  3. Step 3: Cross multiply
    18,053.47x = 27,071.62 × 10,559.17
  4. Step 4: Simplify right side
    18,053.47x = 285,853,837.76
  5. Step 5: Solve for x
    x = 285,853,837.76/18,053.47
  6. Step 6: Final answer
    x = 15,833.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.