Home / 12,256.19-18,389.19-5,595.83

Finding the Fourth Proportional to 12,256.19, 18,389.19 and 5,595.83

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Solution

The fourth proportional to 12,256.19, 18,389.19 and 5,595.83 is: 8,395.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256.19 : 18,389.19 = 5,595.83 : x
  2. Step 2: Convert to fraction form
    12,256.19/18,389.19 = 5,595.83/x
  3. Step 3: Cross multiply
    12,256.19x = 18,389.19 × 5,595.83
  4. Step 4: Simplify right side
    12,256.19x = 102,902,799.93
  5. Step 5: Solve for x
    x = 102,902,799.93/12,256.19
  6. Step 6: Final answer
    x = 8,395.99

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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.