Home / 53,213.15-79,850.79-29,540.63

Finding the Fourth Proportional to 53,213.15, 79,850.79 and 29,540.63

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Solution

The fourth proportional to 53,213.15, 79,850.79 and 29,540.63 is: 44,328.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,213.15 : 79,850.79 = 29,540.63 : x
  2. Step 2: Convert to fraction form
    53,213.15/79,850.79 = 29,540.63/x
  3. Step 3: Cross multiply
    53,213.15x = 79,850.79 × 29,540.63
  4. Step 4: Simplify right side
    53,213.15x = 2,358,842,642.60
  5. Step 5: Solve for x
    x = 2,358,842,642.60/53,213.15
  6. Step 6: Final answer
    x = 44,328.19

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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.