Home / 36,316.00-54,472.50-12,628.91

Finding the Fourth Proportional to 36,316.00, 54,472.50 and 12,628.91

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Solution

The fourth proportional to 36,316.00, 54,472.50 and 12,628.91 is: 18,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,316.00 : 54,472.50 = 12,628.91 : x
  2. Step 2: Convert to fraction form
    36,316.00/54,472.50 = 12,628.91/x
  3. Step 3: Cross multiply
    36,316.00x = 54,472.50 × 12,628.91
  4. Step 4: Simplify right side
    36,316.00x = 687,928,436.16
  5. Step 5: Solve for x
    x = 687,928,436.16/36,316.00
  6. Step 6: Final answer
    x = 18,942.85

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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.