Home / 50,711.28-76,055.58-15,644.76

Finding the Fourth Proportional to 50,711.28, 76,055.58 and 15,644.76

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Solution

The fourth proportional to 50,711.28, 76,055.58 and 15,644.76 is: 23,463.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,711.28 : 76,055.58 = 15,644.76 : x
  2. Step 2: Convert to fraction form
    50,711.28/76,055.58 = 15,644.76/x
  3. Step 3: Cross multiply
    50,711.28x = 76,055.58 × 15,644.76
  4. Step 4: Simplify right side
    50,711.28x = 1,189,871,295.76
  5. Step 5: Solve for x
    x = 1,189,871,295.76/50,711.28
  6. Step 6: Final answer
    x = 23,463.64

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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.