Home / 35,756.12-53,634.22-18,238.25

Finding the Fourth Proportional to 35,756.12, 53,634.22 and 18,238.25

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Solution

The fourth proportional to 35,756.12, 53,634.22 and 18,238.25 is: 27,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,756.12 : 53,634.22 = 18,238.25 : x
  2. Step 2: Convert to fraction form
    35,756.12/53,634.22 = 18,238.25/x
  3. Step 3: Cross multiply
    35,756.12x = 53,634.22 × 18,238.25
  4. Step 4: Simplify right side
    35,756.12x = 978,194,401.40
  5. Step 5: Solve for x
    x = 978,194,401.40/35,756.12
  6. Step 6: Final answer
    x = 27,357.40

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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.