Home / 10,301.90-15,436.35-10,028.54

Finding the Fourth Proportional to 10,301.90, 15,436.35 and 10,028.54

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Solution

The fourth proportional to 10,301.90, 15,436.35 and 10,028.54 is: 15,026.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,301.90 : 15,436.35 = 10,028.54 : x
  2. Step 2: Convert to fraction form
    10,301.90/15,436.35 = 10,028.54/x
  3. Step 3: Cross multiply
    10,301.90x = 15,436.35 × 10,028.54
  4. Step 4: Simplify right side
    10,301.90x = 154,804,053.43
  5. Step 5: Solve for x
    x = 154,804,053.43/10,301.90
  6. Step 6: Final answer
    x = 15,026.75

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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.