Home / 35,212.56-52,816.20-13,015.56

Finding the Fourth Proportional to 35,212.56, 52,816.20 and 13,015.56

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Solution

The fourth proportional to 35,212.56, 52,816.20 and 13,015.56 is: 19,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,212.56 : 52,816.20 = 13,015.56 : x
  2. Step 2: Convert to fraction form
    35,212.56/52,816.20 = 13,015.56/x
  3. Step 3: Cross multiply
    35,212.56x = 52,816.20 × 13,015.56
  4. Step 4: Simplify right side
    35,212.56x = 687,432,420.07
  5. Step 5: Solve for x
    x = 687,432,420.07/35,212.56
  6. Step 6: Final answer
    x = 19,522.36

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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.