Home / 34,019.88-51,009.82-10,320.28

Finding the Fourth Proportional to 34,019.88, 51,009.82 and 10,320.28

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Solution

The fourth proportional to 34,019.88, 51,009.82 and 10,320.28 is: 15,474.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,019.88 : 51,009.82 = 10,320.28 : x
  2. Step 2: Convert to fraction form
    34,019.88/51,009.82 = 10,320.28/x
  3. Step 3: Cross multiply
    34,019.88x = 51,009.82 × 10,320.28
  4. Step 4: Simplify right side
    34,019.88x = 526,435,625.15
  5. Step 5: Solve for x
    x = 526,435,625.15/34,019.88
  6. Step 6: Final answer
    x = 15,474.35

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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.