Home / 12,537.33-18,819.23-12,254.91

Finding the Fourth Proportional to 12,537.33, 18,819.23 and 12,254.91

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Solution

The fourth proportional to 12,537.33, 18,819.23 and 12,254.91 is: 18,395.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537.33 : 18,819.23 = 12,254.91 : x
  2. Step 2: Convert to fraction form
    12,537.33/18,819.23 = 12,254.91/x
  3. Step 3: Cross multiply
    12,537.33x = 18,819.23 × 12,254.91
  4. Step 4: Simplify right side
    12,537.33x = 230,627,908.64
  5. Step 5: Solve for x
    x = 230,627,908.64/12,537.33
  6. Step 6: Final answer
    x = 18,395.30

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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.