Home / 22,372.85-30,875.33-12,302.06

Finding the Fourth Proportional to 22,372.85, 30,875.33 and 12,302.06

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Solution

The fourth proportional to 22,372.85, 30,875.33 and 12,302.06 is: 16,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,372.85 : 30,875.33 = 12,302.06 : x
  2. Step 2: Convert to fraction form
    22,372.85/30,875.33 = 12,302.06/x
  3. Step 3: Cross multiply
    22,372.85x = 30,875.33 × 12,302.06
  4. Step 4: Simplify right side
    22,372.85x = 379,829,946.29
  5. Step 5: Solve for x
    x = 379,829,946.29/22,372.85
  6. Step 6: Final answer
    x = 16,977.27

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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.