Home / 37,628.12-56,436.42-9,928.28

Finding the Fourth Proportional to 37,628.12, 56,436.42 and 9,928.28

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Solution

The fourth proportional to 37,628.12, 56,436.42 and 9,928.28 is: 14,890.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,628.12 : 56,436.42 = 9,928.28 : x
  2. Step 2: Convert to fraction form
    37,628.12/56,436.42 = 9,928.28/x
  3. Step 3: Cross multiply
    37,628.12x = 56,436.42 × 9,928.28
  4. Step 4: Simplify right side
    37,628.12x = 560,316,579.96
  5. Step 5: Solve for x
    x = 560,316,579.96/37,628.12
  6. Step 6: Final answer
    x = 14,890.90

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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.