Home / 50,923.99-76,386.78-19,325.71

Finding the Fourth Proportional to 50,923.99, 76,386.78 and 19,325.71

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Solution

The fourth proportional to 50,923.99, 76,386.78 and 19,325.71 is: 28,988.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,923.99 : 76,386.78 = 19,325.71 : x
  2. Step 2: Convert to fraction form
    50,923.99/76,386.78 = 19,325.71/x
  3. Step 3: Cross multiply
    50,923.99x = 76,386.78 × 19,325.71
  4. Step 4: Simplify right side
    50,923.99x = 1,476,228,423.92
  5. Step 5: Solve for x
    x = 1,476,228,423.92/50,923.99
  6. Step 6: Final answer
    x = 28,988.86

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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.