Home / 51,758.39-77,628.78-16,698.05

Finding the Fourth Proportional to 51,758.39, 77,628.78 and 16,698.05

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Solution

The fourth proportional to 51,758.39, 77,628.78 and 16,698.05 is: 25,044.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,758.39 : 77,628.78 = 16,698.05 : x
  2. Step 2: Convert to fraction form
    51,758.39/77,628.78 = 16,698.05/x
  3. Step 3: Cross multiply
    51,758.39x = 77,628.78 × 16,698.05
  4. Step 4: Simplify right side
    51,758.39x = 1,296,249,152.84
  5. Step 5: Solve for x
    x = 1,296,249,152.84/51,758.39
  6. Step 6: Final answer
    x = 25,044.23

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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.