Home / 53,311.96-73,571.10-29,438.60

Finding the Fourth Proportional to 53,311.96, 73,571.10 and 29,438.60

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Solution

The fourth proportional to 53,311.96, 73,571.10 and 29,438.60 is: 40,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,311.96 : 73,571.10 = 29,438.60 : x
  2. Step 2: Convert to fraction form
    53,311.96/73,571.10 = 29,438.60/x
  3. Step 3: Cross multiply
    53,311.96x = 73,571.10 × 29,438.60
  4. Step 4: Simplify right side
    53,311.96x = 2,165,830,184.46
  5. Step 5: Solve for x
    x = 2,165,830,184.46/53,311.96
  6. Step 6: Final answer
    x = 40,625.60

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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.