Home / 22,373.84-30,876.11-12,302.35

Finding the Fourth Proportional to 22,373.84, 30,876.11 and 12,302.35

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Solution

The fourth proportional to 22,373.84, 30,876.11 and 12,302.35 is: 16,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,373.84 : 30,876.11 = 12,302.35 : x
  2. Step 2: Convert to fraction form
    22,373.84/30,876.11 = 12,302.35/x
  3. Step 3: Cross multiply
    22,373.84x = 30,876.11 × 12,302.35
  4. Step 4: Simplify right side
    22,373.84x = 379,848,665.42
  5. Step 5: Solve for x
    x = 379,848,665.42/22,373.84
  6. Step 6: Final answer
    x = 16,977.35

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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.