Home / 46,275.12-69,415.68-18,573.12

Finding the Fourth Proportional to 46,275.12, 69,415.68 and 18,573.12

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Solution

The fourth proportional to 46,275.12, 69,415.68 and 18,573.12 is: 27,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,275.12 : 69,415.68 = 18,573.12 : x
  2. Step 2: Convert to fraction form
    46,275.12/69,415.68 = 18,573.12/x
  3. Step 3: Cross multiply
    46,275.12x = 69,415.68 × 18,573.12
  4. Step 4: Simplify right side
    46,275.12x = 1,289,265,754.52
  5. Step 5: Solve for x
    x = 1,289,265,754.52/46,275.12
  6. Step 6: Final answer
    x = 27,860.88

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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.