Home / 46,129.16-69,192.50-12,847.88

Finding the Fourth Proportional to 46,129.16, 69,192.50 and 12,847.88

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Solution

The fourth proportional to 46,129.16, 69,192.50 and 12,847.88 is: 19,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,129.16 : 69,192.50 = 12,847.88 : x
  2. Step 2: Convert to fraction form
    46,129.16/69,192.50 = 12,847.88/x
  3. Step 3: Cross multiply
    46,129.16x = 69,192.50 × 12,847.88
  4. Step 4: Simplify right side
    46,129.16x = 888,976,936.90
  5. Step 5: Solve for x
    x = 888,976,936.90/46,129.16
  6. Step 6: Final answer
    x = 19,271.47

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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.