Home / 22,165.36-30,588.13-12,093.79

Finding the Fourth Proportional to 22,165.36, 30,588.13 and 12,093.79

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Solution

The fourth proportional to 22,165.36, 30,588.13 and 12,093.79 is: 16,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,165.36 : 30,588.13 = 12,093.79 : x
  2. Step 2: Convert to fraction form
    22,165.36/30,588.13 = 12,093.79/x
  3. Step 3: Cross multiply
    22,165.36x = 30,588.13 × 12,093.79
  4. Step 4: Simplify right side
    22,165.36x = 369,926,416.71
  5. Step 5: Solve for x
    x = 369,926,416.71/22,165.36
  6. Step 6: Final answer
    x = 16,689.39

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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.