Home / 37,639.27-56,409.68-15,426.64

Finding the Fourth Proportional to 37,639.27, 56,409.68 and 15,426.64

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Solution

The fourth proportional to 37,639.27, 56,409.68 and 15,426.64 is: 23,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,639.27 : 56,409.68 = 15,426.64 : x
  2. Step 2: Convert to fraction form
    37,639.27/56,409.68 = 15,426.64/x
  3. Step 3: Cross multiply
    37,639.27x = 56,409.68 × 15,426.64
  4. Step 4: Simplify right side
    37,639.27x = 870,211,723.42
  5. Step 5: Solve for x
    x = 870,211,723.42/37,639.27
  6. Step 6: Final answer
    x = 23,119.78

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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.