Home / 46,121.54-69,139.77-18,060.71

Finding the Fourth Proportional to 46,121.54, 69,139.77 and 18,060.71

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Solution

The fourth proportional to 46,121.54, 69,139.77 and 18,060.71 is: 27,074.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,121.54 : 69,139.77 = 18,060.71 : x
  2. Step 2: Convert to fraction form
    46,121.54/69,139.77 = 18,060.71/x
  3. Step 3: Cross multiply
    46,121.54x = 69,139.77 × 18,060.71
  4. Step 4: Simplify right side
    46,121.54x = 1,248,713,335.44
  5. Step 5: Solve for x
    x = 1,248,713,335.44/46,121.54
  6. Step 6: Final answer
    x = 27,074.41

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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.