Home / 18,254.68-27,386.14-5,775.46

Finding the Fourth Proportional to 18,254.68, 27,386.14 and 5,775.46

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Solution

The fourth proportional to 18,254.68, 27,386.14 and 5,775.46 is: 8,664.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.68 : 27,386.14 = 5,775.46 : x
  2. Step 2: Convert to fraction form
    18,254.68/27,386.14 = 5,775.46/x
  3. Step 3: Cross multiply
    18,254.68x = 27,386.14 × 5,775.46
  4. Step 4: Simplify right side
    18,254.68x = 158,167,556.12
  5. Step 5: Solve for x
    x = 158,167,556.12/18,254.68
  6. Step 6: Final answer
    x = 8,664.49

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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.