Home / 46,687.32-70,020.31-13,407.12

Finding the Fourth Proportional to 46,687.32, 70,020.31 and 13,407.12

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Solution

The fourth proportional to 46,687.32, 70,020.31 and 13,407.12 is: 20,107.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,687.32 : 70,020.31 = 13,407.12 : x
  2. Step 2: Convert to fraction form
    46,687.32/70,020.31 = 13,407.12/x
  3. Step 3: Cross multiply
    46,687.32x = 70,020.31 × 13,407.12
  4. Step 4: Simplify right side
    46,687.32x = 938,770,698.61
  5. Step 5: Solve for x
    x = 938,770,698.61/46,687.32
  6. Step 6: Final answer
    x = 20,107.62

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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.