Home / 22,171.30-30,586.74-14,607.92

Finding the Fourth Proportional to 22,171.30, 30,586.74 and 14,607.92

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Solution

The fourth proportional to 22,171.30, 30,586.74 and 14,607.92 is: 20,152.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,171.30 : 30,586.74 = 14,607.92 : x
  2. Step 2: Convert to fraction form
    22,171.30/30,586.74 = 14,607.92/x
  3. Step 3: Cross multiply
    22,171.30x = 30,586.74 × 14,607.92
  4. Step 4: Simplify right side
    22,171.30x = 446,808,650.98
  5. Step 5: Solve for x
    x = 446,808,650.98/22,171.30
  6. Step 6: Final answer
    x = 20,152.57

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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.