Home / 46,418.14-69,627.59-13,139.30

Finding the Fourth Proportional to 46,418.14, 69,627.59 and 13,139.30

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Solution

The fourth proportional to 46,418.14, 69,627.59 and 13,139.30 is: 19,709.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,418.14 : 69,627.59 = 13,139.30 : x
  2. Step 2: Convert to fraction form
    46,418.14/69,627.59 = 13,139.30/x
  3. Step 3: Cross multiply
    46,418.14x = 69,627.59 × 13,139.30
  4. Step 4: Simplify right side
    46,418.14x = 914,857,793.29
  5. Step 5: Solve for x
    x = 914,857,793.29/46,418.14
  6. Step 6: Final answer
    x = 19,709.06

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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.