Home / 35,218.85-52,802.15-13,028.09

Finding the Fourth Proportional to 35,218.85, 52,802.15 and 13,028.09

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Solution

The fourth proportional to 35,218.85, 52,802.15 and 13,028.09 is: 19,532.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,218.85 : 52,802.15 = 13,028.09 : x
  2. Step 2: Convert to fraction form
    35,218.85/52,802.15 = 13,028.09/x
  3. Step 3: Cross multiply
    35,218.85x = 52,802.15 × 13,028.09
  4. Step 4: Simplify right side
    35,218.85x = 687,910,833.24
  5. Step 5: Solve for x
    x = 687,910,833.24/35,218.85
  6. Step 6: Final answer
    x = 19,532.46

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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.