Home / 35,958.12-53,937.68-13,772.62

Finding the Fourth Proportional to 35,958.12, 53,937.68 and 13,772.62

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Solution

The fourth proportional to 35,958.12, 53,937.68 and 13,772.62 is: 20,659.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,958.12 : 53,937.68 = 13,772.62 : x
  2. Step 2: Convert to fraction form
    35,958.12/53,937.68 = 13,772.62/x
  3. Step 3: Cross multiply
    35,958.12x = 53,937.68 × 13,772.62
  4. Step 4: Simplify right side
    35,958.12x = 742,863,170.32
  5. Step 5: Solve for x
    x = 742,863,170.32/35,958.12
  6. Step 6: Final answer
    x = 20,659.12

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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.