Home / 36,123.40-54,185.10-16,440.40

Finding the Fourth Proportional to 36,123.40, 54,185.10 and 16,440.40

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Solution

The fourth proportional to 36,123.40, 54,185.10 and 16,440.40 is: 24,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,123.40 : 54,185.10 = 16,440.40 : x
  2. Step 2: Convert to fraction form
    36,123.40/54,185.10 = 16,440.40/x
  3. Step 3: Cross multiply
    36,123.40x = 54,185.10 × 16,440.40
  4. Step 4: Simplify right side
    36,123.40x = 890,824,718.04
  5. Step 5: Solve for x
    x = 890,824,718.04/36,123.40
  6. Step 6: Final answer
    x = 24,660.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.