Home / 45,509.92-68,274.63-15,928.72

Finding the Fourth Proportional to 45,509.92, 68,274.63 and 15,928.72

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Solution

The fourth proportional to 45,509.92, 68,274.63 and 15,928.72 is: 23,896.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,509.92 : 68,274.63 = 15,928.72 : x
  2. Step 2: Convert to fraction form
    45,509.92/68,274.63 = 15,928.72/x
  3. Step 3: Cross multiply
    45,509.92x = 68,274.63 × 15,928.72
  4. Step 4: Simplify right side
    45,509.92x = 1,087,527,293.69
  5. Step 5: Solve for x
    x = 1,087,527,293.69/45,509.92
  6. Step 6: Final answer
    x = 23,896.49

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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.