Home / 53,212.41-73,431.72-29,338.68

Finding the Fourth Proportional to 53,212.41, 73,431.72 and 29,338.68

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Solution

The fourth proportional to 53,212.41, 73,431.72 and 29,338.68 is: 40,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,212.41 : 73,431.72 = 29,338.68 : x
  2. Step 2: Convert to fraction form
    53,212.41/73,431.72 = 29,338.68/x
  3. Step 3: Cross multiply
    53,212.41x = 73,431.72 × 29,338.68
  4. Step 4: Simplify right side
    53,212.41x = 2,154,389,734.93
  5. Step 5: Solve for x
    x = 2,154,389,734.93/53,212.41
  6. Step 6: Final answer
    x = 40,486.60

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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.