Home / 44,709.31-67,074.33-13,118.09

Finding the Fourth Proportional to 44,709.31, 67,074.33 and 13,118.09

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Solution

The fourth proportional to 44,709.31, 67,074.33 and 13,118.09 is: 19,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,709.31 : 67,074.33 = 13,118.09 : x
  2. Step 2: Convert to fraction form
    44,709.31/67,074.33 = 13,118.09/x
  3. Step 3: Cross multiply
    44,709.31x = 67,074.33 × 13,118.09
  4. Step 4: Simplify right side
    44,709.31x = 879,887,097.63
  5. Step 5: Solve for x
    x = 879,887,097.63/44,709.31
  6. Step 6: Final answer
    x = 19,680.18

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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.