Home / 18,585.33-25,646.54-11,031.27

Finding the Fourth Proportional to 18,585.33, 25,646.54 and 11,031.27

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Solution

The fourth proportional to 18,585.33, 25,646.54 and 11,031.27 is: 15,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585.33 : 25,646.54 = 11,031.27 : x
  2. Step 2: Convert to fraction form
    18,585.33/25,646.54 = 11,031.27/x
  3. Step 3: Cross multiply
    18,585.33x = 25,646.54 × 11,031.27
  4. Step 4: Simplify right side
    18,585.33x = 282,913,852.15
  5. Step 5: Solve for x
    x = 282,913,852.15/18,585.33
  6. Step 6: Final answer
    x = 15,222.43

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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.