Home / 53,313.89-79,970.43-22,149.14

Finding the Fourth Proportional to 53,313.89, 79,970.43 and 22,149.14

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Solution

The fourth proportional to 53,313.89, 79,970.43 and 22,149.14 is: 33,223.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,313.89 : 79,970.43 = 22,149.14 : x
  2. Step 2: Convert to fraction form
    53,313.89/79,970.43 = 22,149.14/x
  3. Step 3: Cross multiply
    53,313.89x = 79,970.43 × 22,149.14
  4. Step 4: Simplify right side
    53,313.89x = 1,771,276,249.93
  5. Step 5: Solve for x
    x = 1,771,276,249.93/53,313.89
  6. Step 6: Final answer
    x = 33,223.54

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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.