Home / 51,458.20-77,192.97-16,389.79

Finding the Fourth Proportional to 51,458.20, 77,192.97 and 16,389.79

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Solution

The fourth proportional to 51,458.20, 77,192.97 and 16,389.79 is: 24,586.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,458.20 : 77,192.97 = 16,389.79 : x
  2. Step 2: Convert to fraction form
    51,458.20/77,192.97 = 16,389.79/x
  3. Step 3: Cross multiply
    51,458.20x = 77,192.97 × 16,389.79
  4. Step 4: Simplify right side
    51,458.20x = 1,265,176,567.78
  5. Step 5: Solve for x
    x = 1,265,176,567.78/51,458.20
  6. Step 6: Final answer
    x = 24,586.49

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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.