Home / 18,024.69-27,008.48-13,071.14

Finding the Fourth Proportional to 18,024.69, 27,008.48 and 13,071.14

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Solution

The fourth proportional to 18,024.69, 27,008.48 and 13,071.14 is: 19,585.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,024.69 : 27,008.48 = 13,071.14 : x
  2. Step 2: Convert to fraction form
    18,024.69/27,008.48 = 13,071.14/x
  3. Step 3: Cross multiply
    18,024.69x = 27,008.48 × 13,071.14
  4. Step 4: Simplify right side
    18,024.69x = 353,031,422.87
  5. Step 5: Solve for x
    x = 353,031,422.87/18,024.69
  6. Step 6: Final answer
    x = 19,585.99

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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.