Home / 13,035.09-19,538.06-5,628.45

Finding the Fourth Proportional to 13,035.09, 19,538.06 and 5,628.45

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Solution

The fourth proportional to 13,035.09, 19,538.06 and 5,628.45 is: 8,436.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.09 : 19,538.06 = 5,628.45 : x
  2. Step 2: Convert to fraction form
    13,035.09/19,538.06 = 5,628.45/x
  3. Step 3: Cross multiply
    13,035.09x = 19,538.06 × 5,628.45
  4. Step 4: Simplify right side
    13,035.09x = 109,968,965.66
  5. Step 5: Solve for x
    x = 109,968,965.66/13,035.09
  6. Step 6: Final answer
    x = 8,436.38

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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.