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Finding the Fourth Proportional to 46,575.32, 69,820.83 and 16,986.21

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Solution

The fourth proportional to 46,575.32, 69,820.83 and 16,986.21 is: 25,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,575.32 : 69,820.83 = 16,986.21 : x
  2. Step 2: Convert to fraction form
    46,575.32/69,820.83 = 16,986.21/x
  3. Step 3: Cross multiply
    46,575.32x = 69,820.83 × 16,986.21
  4. Step 4: Simplify right side
    46,575.32x = 1,185,991,280.75
  5. Step 5: Solve for x
    x = 1,185,991,280.75/46,575.32
  6. Step 6: Final answer
    x = 25,463.95

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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.