Home / 37,928.64-56,890.56-12,967.68

Finding the Fourth Proportional to 37,928.64, 56,890.56 and 12,967.68

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Solution

The fourth proportional to 37,928.64, 56,890.56 and 12,967.68 is: 19,450.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,928.64 : 56,890.56 = 12,967.68 : x
  2. Step 2: Convert to fraction form
    37,928.64/56,890.56 = 12,967.68/x
  3. Step 3: Cross multiply
    37,928.64x = 56,890.56 × 12,967.68
  4. Step 4: Simplify right side
    37,928.64x = 737,738,577.10
  5. Step 5: Solve for x
    x = 737,738,577.10/37,928.64
  6. Step 6: Final answer
    x = 19,450.70

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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.