Home / 46,216.72-69,323.82-12,939.04

Finding the Fourth Proportional to 46,216.72, 69,323.82 and 12,939.04

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Solution

The fourth proportional to 46,216.72, 69,323.82 and 12,939.04 is: 19,408.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,216.72 : 69,323.82 = 12,939.04 : x
  2. Step 2: Convert to fraction form
    46,216.72/69,323.82 = 12,939.04/x
  3. Step 3: Cross multiply
    46,216.72x = 69,323.82 × 12,939.04
  4. Step 4: Simplify right side
    46,216.72x = 896,983,679.93
  5. Step 5: Solve for x
    x = 896,983,679.93/46,216.72
  6. Step 6: Final answer
    x = 19,408.21

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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.