Home / 18,031.09-27,023.06-13,050.23

Finding the Fourth Proportional to 18,031.09, 27,023.06 and 13,050.23

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Solution

The fourth proportional to 18,031.09, 27,023.06 and 13,050.23 is: 19,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031.09 : 27,023.06 = 13,050.23 : x
  2. Step 2: Convert to fraction form
    18,031.09/27,023.06 = 13,050.23/x
  3. Step 3: Cross multiply
    18,031.09x = 27,023.06 × 13,050.23
  4. Step 4: Simplify right side
    18,031.09x = 352,657,148.30
  5. Step 5: Solve for x
    x = 352,657,148.30/18,031.09
  6. Step 6: Final answer
    x = 19,558.28

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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.