Home / 22,374.22-30,875.80-12,302.68

Finding the Fourth Proportional to 22,374.22, 30,875.80 and 12,302.68

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Solution

The fourth proportional to 22,374.22, 30,875.80 and 12,302.68 is: 16,977.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,374.22 : 30,875.80 = 12,302.68 : x
  2. Step 2: Convert to fraction form
    22,374.22/30,875.80 = 12,302.68/x
  3. Step 3: Cross multiply
    22,374.22x = 30,875.80 × 12,302.68
  4. Step 4: Simplify right side
    22,374.22x = 379,855,087.14
  5. Step 5: Solve for x
    x = 379,855,087.14/22,374.22
  6. Step 6: Final answer
    x = 16,977.36

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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.