Home / 51,784.08-77,651.58-18,038.33

Finding the Fourth Proportional to 51,784.08, 77,651.58 and 18,038.33

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Solution

The fourth proportional to 51,784.08, 77,651.58 and 18,038.33 is: 27,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,784.08 : 77,651.58 = 18,038.33 : x
  2. Step 2: Convert to fraction form
    51,784.08/77,651.58 = 18,038.33/x
  3. Step 3: Cross multiply
    51,784.08x = 77,651.58 × 18,038.33
  4. Step 4: Simplify right side
    51,784.08x = 1,400,704,825.06
  5. Step 5: Solve for x
    x = 1,400,704,825.06/51,784.08
  6. Step 6: Final answer
    x = 27,048.95

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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.