Home / 18,837.01-28,260.22-13,301.18

Finding the Fourth Proportional to 18,837.01, 28,260.22 and 13,301.18

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Solution

The fourth proportional to 18,837.01, 28,260.22 and 13,301.18 is: 19,955.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837.01 : 28,260.22 = 13,301.18 : x
  2. Step 2: Convert to fraction form
    18,837.01/28,260.22 = 13,301.18/x
  3. Step 3: Cross multiply
    18,837.01x = 28,260.22 × 13,301.18
  4. Step 4: Simplify right side
    18,837.01x = 375,894,273.06
  5. Step 5: Solve for x
    x = 375,894,273.06/18,837.01
  6. Step 6: Final answer
    x = 19,955.09

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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.