Home / 37,909.50-56,864.25-13,285.50

Finding the Fourth Proportional to 37,909.50, 56,864.25 and 13,285.50

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Solution

The fourth proportional to 37,909.50, 56,864.25 and 13,285.50 is: 19,928.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,909.50 : 56,864.25 = 13,285.50 : x
  2. Step 2: Convert to fraction form
    37,909.50/56,864.25 = 13,285.50/x
  3. Step 3: Cross multiply
    37,909.50x = 56,864.25 × 13,285.50
  4. Step 4: Simplify right side
    37,909.50x = 755,469,993.38
  5. Step 5: Solve for x
    x = 755,469,993.38/37,909.50
  6. Step 6: Final answer
    x = 19,928.25

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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.