Home / 53,383.85-73,674.12-29,518.21

Finding the Fourth Proportional to 53,383.85, 73,674.12 and 29,518.21

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Solution

The fourth proportional to 53,383.85, 73,674.12 and 29,518.21 is: 40,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,383.85 : 73,674.12 = 29,518.21 : x
  2. Step 2: Convert to fraction form
    53,383.85/73,674.12 = 29,518.21/x
  3. Step 3: Cross multiply
    53,383.85x = 73,674.12 × 29,518.21
  4. Step 4: Simplify right side
    53,383.85x = 2,174,728,145.73
  5. Step 5: Solve for x
    x = 2,174,728,145.73/53,383.85
  6. Step 6: Final answer
    x = 40,737.57

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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.