Home / 35,623.20-53,430.24-9,327.84

Finding the Fourth Proportional to 35,623.20, 53,430.24 and 9,327.84

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Solution

The fourth proportional to 35,623.20, 53,430.24 and 9,327.84 is: 13,990.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,623.20 : 53,430.24 = 9,327.84 : x
  2. Step 2: Convert to fraction form
    35,623.20/53,430.24 = 9,327.84/x
  3. Step 3: Cross multiply
    35,623.20x = 53,430.24 × 9,327.84
  4. Step 4: Simplify right side
    35,623.20x = 498,388,729.88
  5. Step 5: Solve for x
    x = 498,388,729.88/35,623.20
  6. Step 6: Final answer
    x = 13,990.57

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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.