Home / 25,020.40-37,533.30-8,379.76

Finding the Fourth Proportional to 25,020.40, 37,533.30 and 8,379.76

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Solution

The fourth proportional to 25,020.40, 37,533.30 and 8,379.76 is: 12,570.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,020.40 : 37,533.30 = 8,379.76 : x
  2. Step 2: Convert to fraction form
    25,020.40/37,533.30 = 8,379.76/x
  3. Step 3: Cross multiply
    25,020.40x = 37,533.30 × 8,379.76
  4. Step 4: Simplify right side
    25,020.40x = 314,520,046.01
  5. Step 5: Solve for x
    x = 314,520,046.01/25,020.40
  6. Step 6: Final answer
    x = 12,570.54

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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.