Home / 46,151.92-69,220.32-12,874.24

Finding the Fourth Proportional to 46,151.92, 69,220.32 and 12,874.24

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Solution

The fourth proportional to 46,151.92, 69,220.32 and 12,874.24 is: 19,309.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,151.92 : 69,220.32 = 12,874.24 : x
  2. Step 2: Convert to fraction form
    46,151.92/69,220.32 = 12,874.24/x
  3. Step 3: Cross multiply
    46,151.92x = 69,220.32 × 12,874.24
  4. Step 4: Simplify right side
    46,151.92x = 891,159,012.56
  5. Step 5: Solve for x
    x = 891,159,012.56/46,151.92
  6. Step 6: Final answer
    x = 19,309.25

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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.