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Finding the Fourth Proportional to 46,251, 69,377.58 and 15,086.16

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Solution

The fourth proportional to 46,251, 69,377.58 and 15,086.16 is: 22,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,251 : 69,377.58 = 15,086.16 : x
  2. Step 2: Convert to fraction form
    46,251/69,377.58 = 15,086.16/x
  3. Step 3: Cross multiply
    46,251x = 69,377.58 × 15,086.16
  4. Step 4: Simplify right side
    46,251x = 1,046,641,272.29
  5. Step 5: Solve for x
    x = 1,046,641,272.29/46,251
  6. Step 6: Final answer
    x = 22,629.59

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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.