Home / 19,907.09-29,839.68-10,025.61

Finding the Fourth Proportional to 19,907.09, 29,839.68 and 10,025.61

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Solution

The fourth proportional to 19,907.09, 29,839.68 and 10,025.61 is: 15,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,907.09 : 29,839.68 = 10,025.61 : x
  2. Step 2: Convert to fraction form
    19,907.09/29,839.68 = 10,025.61/x
  3. Step 3: Cross multiply
    19,907.09x = 29,839.68 × 10,025.61
  4. Step 4: Simplify right side
    19,907.09x = 299,160,994.20
  5. Step 5: Solve for x
    x = 299,160,994.20/19,907.09
  6. Step 6: Final answer
    x = 15,027.87

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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.