Home / 22,372.94-30,875.45-12,302.15

Finding the Fourth Proportional to 22,372.94, 30,875.45 and 12,302.15

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Solution

The fourth proportional to 22,372.94, 30,875.45 and 12,302.15 is: 16,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,372.94 : 30,875.45 = 12,302.15 : x
  2. Step 2: Convert to fraction form
    22,372.94/30,875.45 = 12,302.15/x
  3. Step 3: Cross multiply
    22,372.94x = 30,875.45 × 12,302.15
  4. Step 4: Simplify right side
    22,372.94x = 379,834,565.64
  5. Step 5: Solve for x
    x = 379,834,565.64/22,372.94
  6. Step 6: Final answer
    x = 16,977.41

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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.