Home / 37,890.54-56,835.81-10,188.54

Finding the Fourth Proportional to 37,890.54, 56,835.81 and 10,188.54

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Solution

The fourth proportional to 37,890.54, 56,835.81 and 10,188.54 is: 15,282.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,890.54 : 56,835.81 = 10,188.54 : x
  2. Step 2: Convert to fraction form
    37,890.54/56,835.81 = 10,188.54/x
  3. Step 3: Cross multiply
    37,890.54x = 56,835.81 × 10,188.54
  4. Step 4: Simplify right side
    37,890.54x = 579,073,923.62
  5. Step 5: Solve for x
    x = 579,073,923.62/37,890.54
  6. Step 6: Final answer
    x = 15,282.81

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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.