Home / 53,019.21-73,166.59-29,146.03

Finding the Fourth Proportional to 53,019.21, 73,166.59 and 29,146.03

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Solution

The fourth proportional to 53,019.21, 73,166.59 and 29,146.03 is: 40,221.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,019.21 : 73,166.59 = 29,146.03 : x
  2. Step 2: Convert to fraction form
    53,019.21/73,166.59 = 29,146.03/x
  3. Step 3: Cross multiply
    53,019.21x = 73,166.59 × 29,146.03
  4. Step 4: Simplify right side
    53,019.21x = 2,132,515,627.14
  5. Step 5: Solve for x
    x = 2,132,515,627.14/53,019.21
  6. Step 6: Final answer
    x = 40,221.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.