Home / 30,050.93-45,079.07-7,864.22

Finding the Fourth Proportional to 30,050.93, 45,079.07 and 7,864.22

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Solution

The fourth proportional to 30,050.93, 45,079.07 and 7,864.22 is: 11,797.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,050.93 : 45,079.07 = 7,864.22 : x
  2. Step 2: Convert to fraction form
    30,050.93/45,079.07 = 7,864.22/x
  3. Step 3: Cross multiply
    30,050.93x = 45,079.07 × 7,864.22
  4. Step 4: Simplify right side
    30,050.93x = 354,511,797.25
  5. Step 5: Solve for x
    x = 354,511,797.25/30,050.93
  6. Step 6: Final answer
    x = 11,797.03

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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.