Home / 38,147.04-57,209.63-11,495.61

Finding the Fourth Proportional to 38,147.04, 57,209.63 and 11,495.61

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Solution

The fourth proportional to 38,147.04, 57,209.63 and 11,495.61 is: 17,240.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,147.04 : 57,209.63 = 11,495.61 : x
  2. Step 2: Convert to fraction form
    38,147.04/57,209.63 = 11,495.61/x
  3. Step 3: Cross multiply
    38,147.04x = 57,209.63 × 11,495.61
  4. Step 4: Simplify right side
    38,147.04x = 657,659,537.25
  5. Step 5: Solve for x
    x = 657,659,537.25/38,147.04
  6. Step 6: Final answer
    x = 17,240.12

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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.